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Brennan BensonandClaude
a68d62911e
* refactor(native-chat): remove the unused terminal handoff No client ever called agentSession.requestHandoff or mounted the handoff chrome. Delete the handoff coordinator, the terminal-owner runtime, the proof write path and the unmounted UI. Keep agentSession.handoffStatus, which released desktop clients read for worktree activation, and let records an older build left mid handoff reconcile through the ordinary restart and recovery paths. * fix(native-chat): never let the pre-stop snapshot hold a chat's stop Eviction now drains delivered events before quit's resume-offer snapshot. An unbounded wait there sits ahead of the provider stop, so a sink whose journal write stalls kept the child running until the step deadline aborted the eviction. The offer is advisory: bound the drain and stop the child regardless. Co-Authored-By: Claude <noreply@anthropic.com> * refactor(native-chat): drop helpers only the terminal handoff called `claudeAuthEnvCarriedForward`, `isPathWithinDirectory` and `queryWindowsProcessRowsFresh` lost their last caller with the handoff. The fresh-scan tests now go through `queryWindowsProcessDescendants({ fresh: true })`, the teardown path that still depends on that contract. Co-Authored-By: Claude <noreply@anthropic.com> * docs(native-chat): stop citing the removed handoff in lifecycle comments Six comments still named the handoff coordinator, a handoff suspend, or a terminal-owned session as live participants in the flows they describe. Co-Authored-By: Claude <noreply@anthropic.com> * test(native-chat): type the stalled snapshot drain without a cast Co-Authored-By: Claude <noreply@anthropic.com> * test(native-chat): pin that a start dead before proving owes no settlement The removed restart handoff test pinned this branch; nothing else did. Co-Authored-By: Claude <noreply@anthropic.com> * fix(native-chat): keep the owner-status read behind an in-flight attach The handoff removal dropped the per-session queue from `handoffStatus`, so a read landing mid-start reported the reservation (no owner) instead of the settled chat owner, and shipped desktop clients blocked worktree activation on it. The read is queued again, as it was before the removal. Co-Authored-By: Claude <noreply@anthropic.com> * refactor(terminal): remove the agent-session PTY write gate The gate only refused a write when a PTY had been bound to a chat session, and the only code that ever bound one was the terminal handoff this branch removes. With it gone, every admit/readmit returned "admitted" unconditionally, so the checks on the renderer write path, the runtime controller backstop, terminal.send, agent prompts, preview input and orchestration pointers, the refusal fields on terminal.send and worker-start receipts, the plugin and CLI refusal copy, and the adopted-pane orchestration routing could no longer run. Ordinary writes take the same path in the same order as before. Co-Authored-By: Claude <noreply@anthropic.com> * refactor(native-chat): drop the transcript helpers only the handoff called appendLegacyTranscriptMessages fed the terminal transcript catch-up and proveClaudeTranscriptBranch backed the terminal owner's exit proof. Both lost their last caller with the handoff. Their tests now go through the live entry points instead: the roster bounds through the legacy import, the pinned-read and growth tests through the ancestry replay the history window uses, and the marker rules through the string proof in their own file rather than the session-file resolver's. Co-Authored-By: Claude <noreply@anthropic.com> * fix(native-chat): stop calling a starting chat "mid-handoff" A send refused because the chat's owner is not settled showed "The session is mid-handoff (<stage>)." in the composer. With the handoff gone, the stages that reach it are a chat that is still starting, or one whose previous agent process has not yet been confirmed stopped. The message now says which of the two it is. The refusal code is unchanged. Co-Authored-By: Claude <noreply@anthropic.com> * test(native-chat): type the stand-in roster decoder without a cast Co-Authored-By: Claude <noreply@anthropic.com> * refactor(codex): name the pinned rollout lookup for what it does With the terminal handoff gone, the module named codex-tui-rollout-proof holds only the pinned rollout lookup that structured Codex launches use to resume a thread, so the name described code that no longer exists. Rename the module and its options type. Also drop a mobile allowlist assertion that pinned the removed agentSession.requestHandoff method, which no longer exists to allow. * refactor(native-chat): type the owner-status reply as the host sends it The handoffStatus reply type still listed the terminal handoff's fields and states (terminal placement, host label, proof retry, queued and waiting phases, the to-terminal direction). No host writes them any more and the only client reader parses the reply as unknown, so they described nothing. The reply on the wire is unchanged. * refactor(native-chat): normalize terminal-handoff lease values once at decode Nothing in this build writes a terminal owner (`runtimeKind: 'tui'`) or the handoff's `preparing` / `old-owner-stopped` stages, but the in-memory types still admitted them, so readers across the host kept branches for values no path produces and the compiler could not point at them. The store now validates the on-disk shape, which still accepts those values so an older record is not quarantined, and maps them once while parsing: - `preparing` and `old-owner-stopped` become `recovering` - a `tui` lease becomes `native`; when it records a process it also becomes `conflicted`, the claim every build probes but never stops. A plain native owner would be stopped by restart recovery, here and in older builds. Revisions are taken over the normalized state on both sides of every compare, and the mapped record reaches disk with the store's first transaction, the same way the tab-id backfill does. The in-memory types narrow to what this build writes, and the branches that existed only for the removed values go. Structured-worker identity keeps its verdict for a former terminal owner by refusing a conflicted claim rather than a non-native kind. * refactor(native-chat): stop threading the owner kind through a reservation A reservation only ever names a native owner now, so the request no longer carries a kind and the reserved lease records `native` directly. The attach params keep `runtimeKind`: agentSession.ensure and create accept it, and the operation fingerprint stored in the ledger covers it. * test(native-chat): pin the legacy-lease rewrite with a transaction that changes nothing else Hiding a tab also committed the visibility index, so the no-op transaction wrote the file even when its open-time revision was wrong. Committing the index first leaves the pending rewrite as the only reason to write. * fix(native-chat): name a chat write by its target, not the owner generation A write carried the fence of the last frame the pane read, and the host refused it unless that fence was still current. An idle release and the restart after it each move the fence, and the release publishes nothing, so a send after a release was refused "Expected runtime fence 1; the session is at 3", and a Stop queued behind a cold start was refused as stale. Every write already names what it acts on: a send its conversation, a cancel its turn, a prompt answer its item revision, a rewind its epoch; an option is last-writer-wins. So admission stops comparing the client's fence, and the rebase that papered over one restart (admitAtResumedFence, resumedFromFence) goes with it. The writer-lease check stays, and so does the attach's compare-and-swap. Frames now stamp the fence read when each frame is sent instead of a copy each subscriber kept, which went stale on the same release. * fix(native-chat): every journal append reaches the chats that are open A journal write and its delivery to open readers were two calls, and some writers made only the first. A failed start whose lease could not be handed back, a provider revision with no frame behind it, and eviction's settlement were all journaled without reaching an open chat. A journal handle now reports every durable change, and the host's session map binds that report to the session's readers when the handle is set. Writers no longer publish what they append; the per-writer publish calls are deleted. * test(native-chat): an epoch replacement reaches the open chat * test(native-chat): each row reaches an open chat once, and a live handle enters only through the map * test(native-chat): give the legacy-lease store test a tab id so the backfill cannot supply its rewrite The seeded record had no surface tab id, so the next open backfilled one and that rewrite alone made the no-op transaction write. The test passed with the legacy-lease rewrite signal removed. * test(worktree-activation): restore the OMP surfaced-agent resume test The handoff removal deleted it alongside the terminal-owner tests, but it covers the surfaced-PTY block that still guards resume, including an agent whose ownership is unknown. * perf(native-chat): a publish behind a delivered commit reads nothing Each commit now delivers itself, so the publish a provider frame still sends afterwards found every reader caught up but still read rows and rebuilt the timeline for each one. A caught-up reader now skips the read. * test(native-chat): state why the teardown test's fake journal is safe to cast * docs(native-chat): say mutation admission checks only the writer lease * docs(native-chat): drop the send rebase from comments that still described it * fix(native-chat): a message is accepted, then delivered A send to a chat with no running agent restarted the agent inside the send call, before the message was recorded, so the client waited for the whole start and a failed restart refused the message. Claude held prompts sent during startup, and those could settle as "unconfirmed". A send is now accepted inside the session's serialized queue: one ledger row and one submission row marked handoverRecorded, published, answered pending. A per-session delivery loop exists while a message is queued. It starts the agent through the same serialized attach a hold uses, waits outside the queue for a Claude child to prove its start, and hands the oldest queued message over as its own serialized step, writing dispatch{pending} before the adapter call. A start it needed and did not get writes one error-tone row and rejects every queued message with the same words; a start Stop cancelled writes none. Settlement follows from the rows. A queued message is provably unwritten, so a close, an eviction or an exit rejects it. A handed-over message stays in doubt. A queued row at or below the sequence a handle found when it opened was left by an earlier process and is rejected at open, with no latch. Stop withdraws queued messages with no writer lease and no fence. An attach failure keeps the conversation open, and the attach adopts its journal. Owed work counts the loop and queued rows. A compaction or rewind found prepared when a conversation opens was started under a child this process no longer has, so the open settles it rather than leaving it to refuse every send until a view attaches. The open cursor is scoped to its epoch, because sequences restart when an epoch is replaced. Deleted: restart-before-admission, recordFailedRestart, the fence rebase, Claude's startup gate, the attach's forget on failure and its own crash boundary. Clients without agent-session.accepted-send.v1 get their reply held until the handover; the desktop and paired desktop lists advertise it. * fix(native-chat): settle queued messages only for the child that ended A child that proved its start and then exited before its message was handed over left the message queued: the exit settlement returned early when nothing else was in flight. Delivery then started another child for it, and a child that died the same way started another, without end and without a row. A retried settlement for an earlier generation, run by the attach that delivery started, did the opposite: with that generation's turn unfinished it rejected the message queued for the child being attached. The settlement now takes the rejection for queued messages from its caller. The unexpected exit and the eviction pass one, and it applies even with no other work in flight; the retry for an earlier generation passes none. * fix(native-chat): an adoption that fails to import keeps the conversation open The attach now writes into the conversation's own open journal, but a failed transcript import still closed it as if it were the attach's provisional one. The conversation stayed indexed with a closed journal, so every later send answered "could not be recorded" and every attach failed again until the app restarted. The import now closes only a journal the attach opened for itself. * perf(native-chat): the recovering open reads the journal once Every conversation open now goes through the recovering open, including the read restore of every chat at startup, which used to replay its journal once. The recovering open replayed it twice: once to probe it and again inside the open. The probe is now handed to the open as its load. * fix(native-chat): an attach that fails after indexing its child leaves no child behind A failed attach now keeps the conversation open, but a failure after `onAttached` indexed the child (the rewind or compaction recovery, or the attach's own success record) left that entry claiming a child the failure path had already released. The next send found the phantom, skipped the start, and wrote at a fence the journal had moved past, so the message stayed queued for good. The entry now drops the released child and its event sink, and follows the record's fence, as a failure before indexing already did. * fix(native-chat): a withdrawn message shows no error, and a rejection outlasts the send's answer The error strip for a message the host accepted and then did not deliver matched the entry before the outbox reconciled, so a Stop's withdrawal, which the reconcile drops, showed "Orca could not send your message" with nothing to retry. It now reads the reconciled entry. A rejection the journal records before the send's own pending answer lands is final as well: that answer no longer puts the entry back to dispatching with no Retry. * fix(orchestration): a structured worker whose agent outlasts the preamble wait is left unknown, not torn down The preamble waits for its submission to be delivered while the worker's agent starts. When that wait ran out it threw operation_unknown, and the failed-start teardown then closed the session, which rejected the very preamble the host was about to deliver. It now reports a turn start nobody observed yet: the worker is start-unknown with its session kept, the host delivers the preamble when the agent starts, and the worker's report settles the dispatch as for any unobserved start. The receipt no longer suggests reading a screen a structured worker lacks. * fix(native-chat): a message rejected while its chat was closed reads as not sent A remount reads an entry it left dispatching as unconfirmed. When the journal had rejected it meanwhile, as a failed start or a quit now does, the reconcile left it unconfirmed: it blocked every later message behind a Retry and no reason, and the delivery probe, seeing the journal already answered, never ran. The reconcile now settles it as rejected like a dispatching one. * test(orchestration): name why the readiness settlement fakes are cast * fix(native-chat): keep each pane's own fence on frames so a failed restart is not resent * docs(native-chat): drop the fence from the admission the send effects run behind * docs(native-chat): give the fence move on release the reason that still holds * docs(native-chat): stop citing a write fence check in launch and mailbox comments Three places still gave the removed fence check as a reason: the launch replay said admission puts the ledger ahead of the fence, the launch surface said a send must name the lease it was admitted against, and the direct-mailbox path said the lease fence decides whether delivery is safe. Admission now checks only the writer lease. * refactor(native-chat): the provider child is its own record A conversation now outlives any number of provider children, so the child is one record on the conversation's entry instead of five loose fields beside its journal. It is written in one place: indexed only once an attach has fully succeeded, and ended through one function that an exit, a failed re-attach, a Stop and an eviction all share, matched on the child's generation and fence. - A failed attach writes no child, so there is nothing to unwind: the field unwind and the fence patch after it are gone. - Conversation writes read the record's fence, the way mutation admission already does; a child's own writes use its fence. The four stored-fence patches, and the settlement retry's overwrite of the conversation's fence, are gone. - The owed wind-down is its own tombstone, carrying the child it is owed for, and is no longer dropped when an attach replaced the whole entry. - Stop on a child still proving its start stops only the child: its lease goes back and the chat is told it is idle, but the journal, the holders and the readers stay. Close is that stop plus the conversation's close. - The settlement retry uses the conversation's own journal, opened through the host's one open. * fix(native-chat): the delivery loop alone settles a message its start or child failed A queued message was settled by whichever path happened to end the child first: the loop, the unexpected exit, eviction's work settlement, the open's leftover rule, and the startup branch that rejected every pending row. That gave two failure rows with different tones for one start, a loop that could hand over to a different child than the one it waited on, and a Claude start that died while starting reading unlike every other failed start. - The loop remembers the child it waited on. At handover, if that child is gone or replaced, it reads how it ended: a Stop continues; anything else writes one failure row and rejects every queued message with the same words, then stops. A child still starting whose start the adapter says did not land fails the same way. The exit, eviction and the settlement retry only settle the handed-over and legacy rows of the child that ended. - One failure row, always an error, keyed by the start. A start a view began that dies with nothing queued writes the same row through the same builder, so a second report revises it. - The open no longer rejects leftovers; the loop's first step does, and the open wakes it. - `awaitStarted` answers why a start did not land, so the row says it even when the loop sees the failure before the exit is processed. - Quit closes every conversation the way closing a chat does: what is still queued is rejected as closed, with or without a child, and a start the loop already has in flight is waited for so the child it produces is stopped rather than left behind. * refactor(native-chat): a stopped child ends on the one reading of its stop The eviction step reads a stop's result through `stopAgentSessionProviderRoot` and hands that verdict to the child's ending, so the host never forms a second view of whether the root is gone. Every ending carries it: a stop's comes from that reading, an exit's root is gone by definition, and a failed re-attach passes what its release saw. The end-of-child record can therefore also carry a stop whose root was not seen to go, which nothing ends on yet. * feat(native-chat): the host says it accepts a send before any agent has it The host now lists agent-session.accepted-send.v1 among its own runtime capabilities, the same string capable clients already send. A client can then tell a host that answers a send at acceptance, and admits a Stop with no writer before a turn starts, from an older one that still restarts the agent inside the send. Additive: an older client ignores a capability it does not know. * refactor(native-chat): an attach never opens a journal of its own The attach adopts the conversation's open journal, which outlives it, so it no longer opens one for a direct caller either. That leaves nothing for a failed adopted import to close, and the flag that told the two cases apart is gone. Tests that attach without a host open the conversation the way a host does. * fix(native-chat): a moved fence resends nothing on a host that accepts first The outbox treated any fence change as a new owner: it dropped the answer of a send in flight, queued that send to go out again under the same id, and unblocked a refused head. On an older host that is how a send the restart refused, unrecorded, gets another try. On a host that records every send before it starts an agent, a fence moves because that start ran, so the same rule resent into every failed start. With a fence stamped on every frame, that became a loop. The outbox now reacts to a fence change only when the host has not advertised that it accepts a send before any agent has it. On such a host, only a Retry or a new send goes out, and a failed start reaches the client as a rejected message it keeps with its Retry. Against an older host, or before one has answered, the outbox behaves as it did. Desktop and paired web share this hook. * refactor(native-chat): a child's end says whether the user or the host stopped it The end-of-child record's cause now tells a user's Stop from the host stopping the child for a cause of its own: `user-stop` and `host-stop` replace `stop`. The delivery loop goes on after a user's Stop, as before, and fails the start it was waiting on after a host stop, with the one error row and every queued message rejected, in the stop's reason when it gave one. The reason stays description only. Stop passes `user-stop`; nothing passes `host-stop` yet. * fix(native-chat): a chat whose only work is a queued message is not offered for resume A message accepted while the agent was starting counts as working in the chat, and quit rejects it as never sent. The teardown snapshot read the same working rule, so a relaunch offered to resume a chat whose agent never had the message. The snapshot now reads only what was handed over. * test(native-chat): type the queued-message fixtures in the resume-offer tests * fix(native-chat): a start that dies while a message waits on it is that message's failed start Opening a chat's tab starts an agent for the view, and a send accepted meanwhile waits on it. When that start died, its exit wrote the start's error row and left the message queued, so the delivery loop started a second agent into the same failure and wrote a second row. A child's end now records where the conversation's journal stood, and the loop settles a message accepted before a failed start ended with that start: one row, under its key, and no second start. A message sent after the failure still gets a fresh start. * docs(native-chat): say what an attach's open conversation and unconfirmed ids are now * test(native-chat): pin what a failed start settles, and what a resume offer names A view's child that dies while a sent message waits settles that message only when it died starting and no child has taken its place: a proven child's crash, or a second start since, gets the message delivered. The resume offer names the handed-over message, never a newer one still queued. * test(native-chat): the failed-start pins fail on what the message became, not on a timeout * test(orchestration): the preamble's host stub is typed, not cast The preamble send now takes only what it reads of the host, the send, the settlement wait and the record's fence, so its test builds that host with real types instead of `as never`. * feat(native-chat): a typed failure fact beside every failure sentence Adds the shared vocabulary the host writes a failure with: a closed failure kind, a provider diagnostic that says who it is for (a person, or a log), and a refusal cause beside the refusal code. Status rows gain an optional failure fact and rejected submissions an optional rejection fact; the dispatch row carries it, the reducer reads it field by field, and the projection forwards it. Older rows and older readers are untouched: every field is optional and the schemas stay open. * fix(native-chat): durable failure rows and rejection reasons are written for a person Every host writer that records a failure now writes a sentence for a person beside a typed fact, instead of embedding a refusal's message, an exception or a composed exit string. A provider's own words travel as a separate diagnostic from the places Orca composes them - the Claude and Codex exit stderr (a log), Codex's JSON-RPC message, Claude's compact_error and Codex's turn error (for a person) - and are never inferred from a string afterwards. Not signed in and oversized history are typed at the adapter that detects them. Covers start and restart failures, the delivery loop, dispatch rejections (content, queue-full, write failures, provider refusals), cancel and answer confirmation rows, compaction, the rewind fallback, and not_delivered, which released clients printed as it was. Two leaks close on the way: a settlement retry no longer writes Orca's probe evidence into the exit row, and an attach or journal-sink failure is recorded as Orca's fault rather than as the provider stopping. The legacy rejection markers and the reasons on sends in doubt stay byte-identical. * feat(native-chat): refusals name their cause, and a failed start is worded in one place A refusal now carries an optional cause beside its code: one closed enum of the situations a chat write can meet, set at every emitter a structured-chat write reaches. Returned refusals build it with refuse(code, cause, message). Store and host paths that raised a bare Error(code) now throw AgentSessionRefusalError, whose message is still the code and which has no code property; the RPC error mapper handles it before any other passthrough, keeps today's wire code and message byte-identical, and adds { refusal: { code, cause } } to the error's data. The hold throws it, and restart-resume files the cause beside the unchanged reason. The operation ledger stores the cause beside the code, so a replay names the same situation as the first answer. The store fallback copy picks its words and cause by situation, so a stale replay or a moved lease no longer reads as a latched owner. Every failed start is worded by structuredAgentSessionStartFailure(cause, context), which returns the row sentence and the typed fact together; the delivery loop, the exit settlement and the dispatch that met a starting child all call it. Provider diagnostics are capped at the lease record's 512 characters wherever a fact is built. * refactor(native-chat): one reader of why a submission was rejected classifyDispatchRejection(submission) returns { category, verdict, kind? }. It reads the typed rejection fact when the row carries one this build can place, and the legacy markers otherwise - all six, including not_delivered, which released clients printed as it was. The verdict is null only for a withdrawal, a host restart and a closed chat; write failures, a full queue and not-delivered stay failures. It replaces dispatchRejectionReasonIsInternal and every string comparison against the markers: the outbox reconcile, the rejection notice, and the send disposition, where a replayed Stop-withdrawn send no longer surfaces as a failed send. The journal reducer's echo-aliasing guard reads the narrow isWriteFailureSubmission, which matches the typed kind or the legacy prefix in any dispatch state, so its behaviour on legacy unknown rows is unchanged. * test(native-chat): pin provider diagnostics where they are composed The Claude exit status and stderr, the Codex stderr tail and Codex's JSON-RPC message are each checked at the place Orca composes its own error around them, so the typed detail is proven to come from the provider's value and never from Orca's wording. * fix(native-chat): an attachment Orca refuses says which limit it broke The content check's refusals (20 images, 5 MB per image, 20 MB in total, supported types) are written for a person, but the rejection writer replaced them all with one generic sentence. Each refusal now carries its own sentence, in MB rather than bytes, and the writer records it beside kind attachmentInvalid. Only an attachment that could not be read keeps the generic sentence. * fix(native-chat): the chat tab table refuses with a typed cause Showing a chat tab refused with bare Error('agent_session_conflict') and Error('agent_session_identity_required'), the only chat-reachable refusals still thrown without a cause (opening a chat from history can reach the second when the chat is removed mid-open). Both now throw the typed refusal; wire code and message are unchanged. * fix(native-chat): a compaction Codex refuses up front keeps Codex's words When Codex refused thread/compact/start, the adapter passed on only Orca's wrapped error text and dropped Codex's own message, so the chat's row read just "Compaction failed." The refusal now carries Codex's message as the failure detail, as a compaction that fails later already did. * fix(native-chat): an unreadable chat record no longer promises an update fixes it The recordUnreadable copy said a newer Orca saved the chat, but the store marks a record unreadable for damage and key mismatches too, where updating does nothing. The sentence now says Orca can't read it and gives both next steps. * fix(native-chat): a restart or a close leaves released clients a sentence, not a marker host_restarted_before_delivery and provider_closed_before_delivery are not in the markers released desktop and mobile builds hide, so they printed raw on every rejected message a restart or a chat close left. Neither marker has shipped. New rows carry a sentence plus kind hostRestarted or chatClosed, as not_delivered already did; the classifier still reads both markers, and the verdict for both stays no-failure. * fix(native-chat): log why an attachment could not be read The rejected message now says only that the attachment couldn't be read, so the error that said why (a missing file, a permission, or an unexpected throw) went nowhere. It is logged instead. The content rejection moves beside the content check that owns its errors. * refactor(native-chat): drop an unused thrown-refusal cause reader It had no callers, and its comment claimed it looked through wrappers, which it did not. * fix(native-chat): a compaction the provider never confirmed is recorded as unconfirmed, not failed * fix(native-chat): an empty or non-user message is not recorded as a bad attachment * fix(native-chat): an undelivered preamble's error ends in one period * refactor(native-chat): a compaction ends as compacted, failed, or unconfirmed, never an unlabelled error * refactor(native-chat): a failure's sentence is written only from its fact A writer could choose its sentence and its kind separately, so five writers put hand-written words beside a fact that said something else. One shared constructor, agentSessionFailureWords(fact, { surface, agentName }), now makes both, and the journal types refuse anything else: a status row, a rejected message or a conversation command that carries a fact must carry the sentence that constructor branded. Persisted rows keep their shape. - The sentence table and the restart table move to src/shared, as the English default a client copy table can reuse. - A rejection's legacy markers come from the same constructor. A write failure is now the bare `provider_write_failed` marker, which released clients already hide; its error goes to the log. - An image Orca refuses carries which check it failed (and the limit) in the fact instead of a sentence; an empty message gets its own kind, and a non-user message is Orca's fault. - The exit row, the interrupted compaction, the /clear failure and the rewind placeholder no longer carry their own words beside a fact: the exit row says what its fact says, and the placeholder carries no fact. * fix(native-chat): a start that failed without an observed exit no longer blames the provider Every untyped start error was recorded as "The provider stopped before it finished starting.", so an Orca fault, a failed spawn or a close that ended a start was blamed on the provider. Only an exit the adapter observed says so now: the Claude adapter marks the error it saw the child exit with, and anything else is a new `startFailed` kind, "<Agent> couldn't start.", keeping the provider's diagnostic when the error carried one. A child gone with no end observed, and a /clear whose new conversation was refused, read the same way. * fix(native-chat): a view never restarts a chat whose last start failed A Claude chat whose CLI exits during startup left one red row per start, and every time a view bound to it (the chat opening right after its create died, or the user switching back to it) the hold started the CLI again, so the same launch-failure row repeated. Only a send retries a failed start now, the same rule provider-exit recovery already applied; the rule lives in one predicate the hold, exit recovery and the delivery loop share. * fix(native-chat): a chat a terminal agent still holds says to quit that agent The merged base words a restart a terminal agent's claim refused with the refusal's own message, which names the process. That message is Orca's text and never reaches a durable row here, so the row read only "<Agent> couldn't restart." and lost the one step that frees the chat. The restart sentence now derives it from the refusal's cause: a claimConflicted refusal adds "This chat is still open in a terminal agent. Quit that agent to continue the chat here." The live refusal still names the process. The restart-resume ledger test now sets up a claim the base still refuses: a terminal owner that is proven running. * refactor(native-chat): keep the changed files inside their lint limits The legacy-marker lookup is a table, not a non-exhaustive switch; the preamble tests read the error without a cast; and the Codex history refusal goes through a named constructor so its file stays under the line limit. * test(native-chat): start the child the loop waits on with an attach, not a second view A view no longer starts a child whose last start failed, so the R2 case that waits on a child started since the failure now gets that child from a client attach, the one non-send starter left. * fix(native-chat): settle a gone generation's turn wherever a conversation opens A send that opens a chat this process had not read yet (after a crash, from a phone or the CLI) went through the delivery open, which never settled what the dead generation left running; only the read restore and a successful acquire did. When the send's start then failed, the turn stayed running for every reader. The settlement now runs in the one journal open, at the crash boundary, for every opener except an acquisition, which settles from the evidence it read before its reserve; the read restore's separate step is gone. * test(native-chat): prove the next child's start settles the turn an earlier child left The R1 case lost its only settlement assertion when the latch it checked was deleted. It now seeds the running turn the earlier child left and asserts it ends at the exit's receipt, with the exit's row, before the message is handed to the new child. * test(native-chat): count a failed start's rows by row, not by text Comparing the set of texts passed when two different rows carried the same words, which is the duplicate the test exists to catch. * test(native-chat): give the failed-start and stale-turn waits a loaded runner's budget * refactor(native-chat): refusals carry details keyed by their code A refusal named its situation with one flat cause list shared by every code, so nothing stopped a site pairing a code with a situation that code never means, and the loose fields released clients read (fence, revision, resolution, verdict, rewind reason) were written by hand at each emitter. A refusal is now one variant per code with optional details: a reason that code lists plus that code's own facts. refuse(code, details, message) rejects a reason the code does not list at compile time, and it is the one place the loose top-level fields are copied from details, so released clients read exactly what they read before. A site that cannot name its situation uses refuseUnclassified, which carries facts but no reason, the same as an older host; there is no catch-all reason. Thrown refusals put { refusal: { code, details } } in the RPC error's data (wire code and message unchanged). The operation ledger, the restart-resume record and a restart failure's embedded refusal keep details beside the code and read them back against it; a row an unreleased build wrote with a cause parses and reads as naming none. * test(native-chat): pin the open's and the send's start and row counts, however the view binds Opening a fresh chat whose starts fail makes one start and one row, with two views bound before or after the create's child died; one send makes one more of each. * test(native-chat): a restart-resume failure keeps its refusal details The recovery capsule reads a failure's details back against the refusal code in its reason: facts the code does not list and a reason another code owns are dropped, and a record an unreleased build wrote with a cause still parses, naming nothing. * test(native-chat): import the failure words once in the provider child test The merge left two imports of the same modules. * fix(native-chat): settle a gone generation's turn at every open but an acquisition's The journal open skipped the settlement whenever the lease read reserved or live, to leave an acquisition's own open to the acquisition. But a lease a crashed process left in recovery also reads live, until the next acquire resolves it. A send that opened such a chat, from a phone or the CLI after a crash on a host that could not prove the old owner gone, skipped the settlement; when its start then failed, the dead turn stayed running for every reader. The acquisition now says it is the opener, and every other open settles, whatever the lease still claims. * test(native-chat): hold the create's start open until the views bind The "view binds while the create is still starting" case gave the create a 300 ms head start and asserted the views bound before it died. On a loaded runner the holds took longer, the create's exit landed first, and the case failed its own precondition. The create's initialize now waits on a gate the test releases once the views are bound. * fix(native-chat): a start the provider refused or Orca broke no longer says the provider stopped A failed start whose cleanup proved the child gone was typed as `providerStartFailed` whatever failed it: Codex refusing to resume a thread, a timeout, or Orca's own store fault. The chat then read "The provider stopped before it finished starting.", which was untrue, and the provider's own words were dropped. A refused restart also inferred the same from an `exited` verdict, which only says nothing runs now. Only an exit the adapter observed names that situation now; anything else is refused with no reason, keeping its verdict, and the chat reads "<Agent> couldn't restart.". The provider's words travel host-side from where the acquisition failed into the start-failure fact's detail, never onto the refusal, and the sentence does not quote them. What failed is logged once where the start failed. * fix(native-chat): a refused /clear start keeps the situation it named The replacement start that /clear makes built its own start-failure fact, so a refusal that named its situation, such as not being signed in or a history too large to restore, was recorded as a bare "couldn't start". It now takes its fact from the same start-failure function as every other start, as a new session that failed to start. * fix(native-chat): the journal schema and comments describe a refusal's details, not its cause The persisted failure fact's schema still described `refusal.cause`, which this branch replaced with `details`. It now describes `details` as an optional open object; a row an earlier build wrote with a `cause` still parses. A comment and three test descriptions that still named the cause now name the details. * fix(native-chat): a Claude child that exits while being acquired still reads as the provider stopping Now that only an exit the adapter observed says the provider stopped, the exit the Claude adapter saw during acquisition has to be marked where it is seen, as the exit after acquisition already is. Without the mark, a Claude CLI that exited at spawn read "Claude couldn't restart." instead of "The provider stopped before it finished starting." * fix(native-chat): word a failed chat start's refusal as its start failure A chat whose agent failed to start answered the create with the raw error: the launch strip read "Chat could not be started. claude stream-json exited (code 1): claude: not signed in", and the ledger replayed the same text. The first answer and the replay now carry the sentence the chat's start-failure row reads as ("The provider stopped before it finished starting.", "Claude couldn't start.", the not-signed-in and history-too-large sentences), and the raw error goes to the log. A store refusal's code and the unproven-exit marker are unchanged. * fix(native-chat): show Claude's API retries as one sentence row While Claude retried a refused request (a 429, say), the chat gained one red row per attempt reading "rate_limit", with the raw retry frame behind Details. Each retry run now writes one warning row that later attempts revise in place: "Claude is rate-limited and retrying." for a rate limit (error `rate_limit` or status 429), and "Claude hit a temporary problem and is retrying." otherwise. The row carries a `providerRetrying` fact with the provider's error type and status, and the frame as a log detail capped at 512 characters. * fix(native-chat): tell the user to run /clear again when its new conversation can't start When /clear's replacement conversation failed to start, the result told the user to "send your message again", which would go into the old conversation. The failure words now take the command the start was for, so a failed /clear reads "Codex is not signed in for the selected account. Sign in, then run /clear again.", "Codex couldn't start. Run /clear again." or "The provider stopped before it finished starting. Run /clear again." A message send keeps its wording. * test(native-chat): expect a failed Claude create to be refused in a sentence The runtime suites asserted the CLI's stderr reached the create refusal; it now goes to the log and the refusal reads as the chat's start failure. * fix(native-chat): name the agent that stopped starting and say how to retry a failed start A start the provider ended now reads "Claude stopped before it finished starting." (or "The agent ..." when the chat's agent is unknown) instead of naming "the provider". A start or restart that failed with a chat left to retry now ends in "Send your message to try again.", or "Run /clear again." for /clear; released clients print only this sentence. A message rejected at dispatch because its child died while starting names the same agent as the start's row. * refactor(native-chat): drop the composer's second error formatter After the merge with main, every chat write in the composer path reports its failure as a typed outcome worded by the refusal-notice table, so the send's catch sees only a local throw. The {code, message} formatter this branch added for it has no payload left to format, and its claim to be the one way a chat words a failure is no longer true. The composer send is main's again. * test(native-chat): pin the reason on a message rejected while its chat was closed The reopen test checked only that the message reads as not sent; it now also checks the Retry row carries the host's reason. * fix(native-chat): answer a create refused before spawn in the words its replay reads A create that failed before any process started threw Orca's own error text as its first answer, while its replay from the operation ledger read the generic start sentence. The two refusals a person can act on, a launch whose Anthropic sign-in variables override the managed Claude account and a Claude account switch in progress, are now typed where they are thrown and worded by the shared failure constructor, so the first answer and the replay say the same thing. Every other pre-spawn failure reads the generic start sentence, with its own text in the log. The first answer keeps its wire code; a message that is itself a code is unchanged. * fix(native-chat): say how to retry after an agent stopped before it finished starting "<Agent> stopped before it finished starting." gave no next step outside /clear, unlike every other failed start. It now ends "Send your message to try again.", the same step a start or restart that could not run gives; after /clear it still says "Run /clear again." * fix(native-chat): say how to reach a Claude chat when a WSL Claude account blocks it A Claude chat that restarts while a Claude account is added in WSL and no Windows Claude account is selected was refused before spawn with Orca's own text as its first answer, and the generic start sentence on replay. The refusal is now typed where the account gate throws, and both answers read the same sentence: choose or add a Windows Claude account in Claude Accounts settings, then send the message again. Account settings that cannot be read name no situation and keep the generic sentence. * fix(native-chat): say the reason a host names for a refused chat write A refused Stop, answer, setting, goal, command or queued message now reads the refusal's reason as well as its code. A code stands for several situations, so the code alone could only say what did not happen; with the reason, the notice says why and, where the person has a step to take, what it is: "The agent is still responding. The command didn't run. Wait for the agent to finish responding, or stop it." The phone uses the same words. The notice table keys on code, then reason, then the kind of write. Every reason of every code has an entry, so a reason the host adds does not compile until it has words; a reason whose honest words are its code's keeps the code's row. A refusal with no reason, or one this build does not know, reads exactly as before, which is what an older host gets. A start that failed reuses the failure row's own sentence rather than a second one. A queued message keeps the reason, the rewind reason and the owner's verdict with its saved failure, and a rejected one keeps the host's typed fact without its provider detail. Nothing that moves with the owner or comes from the provider is saved; entries saved before this load as they were. The saved failure moves to its own module beside the words chosen from it. * fix(native-chat): retry a refused send under a new id only once its agent is proven gone A send refused because Orca could not tell who owns the chat keeps its operation id, since the first attempt may still land. When the refusal also says the agent process has exited, nothing can run that attempt, so the message moves to its Retry row under a new id instead of holding the queue. The owner's verdict is read as a floor: a saved `exited` is final, and any other saved verdict never changes the id on its own. Only a verdict re-derived from the current lease can raise it to `exited`, and nothing lowers a saved `exited`. Today no host sends a verdict on a send refusal, so nothing a person sees changes; the rule is in place for the saved verdict a reload reads back. * fix(native-chat): say a /clear that never finished did not finish, instead of that it cleared the chat A send into a chat whose /clear started but never committed was refused as if the conversation had been cleared: "This conversation has been cleared. Your message was not sent. Open the current conversation to continue." The clear never finished, so its new conversation may not exist and there is nothing to open. That refusal now has its own reason and reads "The last /clear didn't finish. Your message was not sent. Start a new chat to continue.", which is the only way on today. Its message for released clients says the same: "The last /clear didn't finish. Start a new chat to continue." Only a committed /clear still says the conversation was cleared. * fix(native-chat): a send the provider never received after a restart has no verdict Restart reconciliation rejects a crash-stranded send the provider's history proves it never received. Nobody failed that send, but the verdict table treated it as a failure. Each rejection kind now has its verdict in one exhaustive table, so a new kind does not compile until its verdict is chosen; no verdict for a withdrawal, a host restart, a chat close, or this lost send. A rejection whose kind this build cannot place, such as one a newer host added, now reads as undelivered with no verdict instead of falling back to the reason beside it: all it proves is that the message did not happen. The host keeps such a fact's kind when it reads the row back, rather than dropping it and letting the reason decide. Only kinds that can be why a message was not sent may reject one, by type: compaction, cancel/answer confirmation and provider-retry kinds stay on status rows. The one dispatch-row builder takes its input from the type that makes a rejected row carry its fact. * fix(native-chat): a send refused after its agent exited keeps its place in the queue When Orca cannot tell who owns a chat but the refusal says the agent process has exited, the next attempt may use a new id, since nothing can run the old one. It no longer marks the message as rejected: nothing recorded it, so it still holds the head of the queue, and later messages wait behind it instead of being sent ahead of it. * fix(native-chat): stop reading a provider's words from an error that contains itself A cleanup that aggregates errors restarted the depth count for each one, so an aggregate error that contains itself recursed until the host ran out of stack. One depth bound now covers both the cause chain and the aggregated errors. * fix(native-chat): say a chat whose history can't be read can't continue, and to start a new one A read of a chat's history is refused with `agent_session_journal_unreadable` only when the chat's journal file is corrupt or not a database, which no retry can change. The notice table had no words for a read at all, so a pane had nothing to show but the raw code. Reading a chat's history is now its own request kind, `read-history`, and that refusal on it reads "This chat's history couldn't be read, so it can't continue here. Start a new chat to continue.", whether the host names the reason or raises the bare code. A write refused under the same code keeps its words, because its cause is any failed open, which can clear. Any other read refusal says only "This chat's history couldn't be loaded." `agentSessionReadHistoryRefusalParts(code, details)` gives a pane those words from a read error. The notice sentences move to their own module so the table stays within its size limit. * fix(native-chat): decide what every way a child ends means for queued messages in one table What a child's end means for the messages queued behind it was an if-chain: a user's Stop was checked in one place, a host stop in another, and every other cause, including one added later, fell through to "the provider exited". It is now one table over every end cause, so a new cause does not compile until someone says whether it fails what is queued and how. A user's Stop still fails nothing, a host stop is still Orca's fault, and an exit, a failed attach or an eviction still carry the failure the end recorded. Nothing a person sees changes. * test(native-chat): a close that stops the child and then fails rejects what is queued by how the child ended When a chat closes, stops its agent, and then fails a later step, the chat stays open with its messages still queued. The delivery loop then rejects them by the way the child ended: an eviction during startup reads as a failed start, otherwise as the provider having stopped, and either counts as a failure. The cases are rows over the end cause, so another way a chat closes is one more row. * test(native-chat): type the refusal a persisted-schema test admits * fix(native-chat): say whether a chat's history is damaged or just couldn't open A write refused because the chat's journal would not open named one reason, `journalUnreadable`, for every failed open, and a read of the history took that same reason as final. So the words depended on what was asked, not on what happened: a busy or permission-denied open could tell a person to start a new chat, and a damaged one could read as something that clears. The host now decides at the refusal which it was. `journalCorrupt` is set only when SQLite itself reports the journal damaged or not a database (SQLITE_CORRUPT or SQLITE_NOTADB, extended codes included, read from the driver's result code and never from message text, through any `cause` chain). Every other failed open is `journalUnavailable`. A corrupt history reads "This chat's history couldn't be read, so it can't continue here. Start a new chat to continue.", with "Your message was not sent." before the step on a send. One that couldn't open reads "Orca couldn't open this chat's history right now. Try again.", likewise on a send. A host that names no reason gets "Orca couldn't read this chat's saved history.", which promises neither, because damage can't be proven from the code alone. The refusal's message, which released clients print for a send, is now that person sentence instead of the open error's own text; the error is logged instead. `journalUnreadable` is replaced outright: no released build wrote it, and a stored one reads as a refusal with no reason. * docs(native-chat): say why a history that couldn't open names its retry step * fix(native-chat): a failed start's row keeps the words its rejected messages carry When the delivery loop settles a failed start before the child's exit is published, it writes the start's error row and rejects every queued message with the adapter's startup answer. The exit settlement then rewrote the same row from the exit event, so the row could say one thing while the rejected messages, which are terminal, said another. The exit now leaves a start's row it finds already written. * fix(native-chat): a Claude start Orca itself failed no longer says Claude stopped Every error that ended a Claude session was marked as an exit the adapter observed, including a start Orca failed while the CLI was still running: a saved option whose restore lost its answer, an init frame naming another session, or a journal write fault. Those read "Claude stopped before it finished starting." although Claude never stopped on its own. The mark now stays where the child's exit is seen (the connection's exit callback), so those starts read "Claude couldn't start." with any diagnostic beside it, and a real exit before the start lands still says Claude stopped. * fix(native-chat): name the agent that stopped, and blame Orca for its own closes A chat that lost its agent mid-response said "The provider stopped…", and a started Claude session that Orca itself closed after a journal fault said the same, as if Claude had exited on its own. The exit row and the rejected-message reason now name the chat's agent ("Claude stopped while this response was in progress…", "Codex stopped before this message was sent."), or "The agent" when the name is unknown; the stale-state settlement now passes the agent name too. After a Claude start has landed, the ended event reports providerExited only when the child's own exit was observed; any other close is Orca's fault and reads as one. * test(native-chat): pin the sidebar verdict to the rejection classifier for every kind and legacy marker * fix(native-chat): blame Orca, not Codex, when Orca closes the Codex child A Codex chat that Orca itself closed (a journal sink that could not take a frame, or a forced close) said "Codex stopped while this response was in progress", as if Codex had exited on its own. Orca's own close path now reports hostFault. providerExited is left to the app-server connection's exit callback, which the connection withholds while Orca is closing the child, so it only ever reports the child's own exit. * fix(native-chat): a chat whose history is damaged reads "Unable to load this chat." * fix(native-chat): route the conversation-outlives-agent writers through the typed refusals Three writers that arrived with the merge wrote refusals the old way: - An operation that starts the agent itself, such as a goal change, turned any error the start threw into a refusal whose message was Orca's own error text, which released clients print. It now logs the error and says only that the agent couldn't restart. - An option picked while the chat is at rest, for a key the provider would not accept, is refused with the rejected-option reason, like the same pick on a running agent. - A restart continuation whose agent was refused a start filed the rejected message's sentence as the failure's reason. It files the refusal's code with its details again, which is what the restart-failure guidance keys on. * fix(native-chat): a start Orca stopped because it never finished reads as that The idle sweep now stops an agent whose start never finished and rejects the messages waiting on it. The chat read "Orca ran into a problem, so this didn't go through. Try again." for that, because every host stop was worded as Orca's own fault. It now reads "Codex never finished starting, so Orca stopped it." in the chat's row and on each rejected message, carried as its own failure kind so newer clients can tell it apart. The message counts as failed, like any start that did not land. * test(native-chat): pin the merged close and host-stop rows to their typed facts The merge left two expectations on the old words: the close tests looked for the marker a close used to write, and the host-stop test for the host-fault sentence. A close now writes "The chat closed before this message was sent." with its fact, and a host stop the hostStopped sentence the constructor gives, whatever reason the stop carried. Also folds the conversation command's two imports from send preparation into one. * fix(native-chat): a read of a chat this host cannot open says why Reads now reach a chat through one accessor, which refused a missing record and a provider this host does not run as a bare code with nothing beside it. Revealing the same chat already names those reasons, so a client could tell "this chat no longer exists" and "update Orca" apart there but not on the history or subscribe read that follows. The accessor now throws the same typed refusals. The wire code and message are unchanged; the reason rides only in the error's data, which released clients ignore. * test(native-chat): a Claude retrying past the idle window keeps its conversation open Every api_retry frame publishes the journal, and that publish is the activity the idle sweep reads, so a retry run revised into one row still renews the clock on each attempt. --------- Co-authored-by: Claude <noreply@anthropic.com>
Orca Mobile
React Native companion app for Orca. Monitor worktrees, view terminal output, and send commands from your phone.
Local development uses two processes:
- Orca desktop/Electron from the repo root. This hosts the mobile WebSocket RPC server on port
6768. - Expo Metro from
mobile/. This serves the React Native app on port8081.
Unless a command says otherwise, run mobile app commands from the mobile/ directory.
Prerequisites
- Node.js 24+
- pnpm
- Xcode and/or Android Studio tooling for simulator or device builds
- Expo Go on your phone, or a development client build when native modules are needed
- Phone and desktop on the same LAN when testing a physical phone
Start Desktop Orca
From the repository root:
pnpm install
pnpm dev
Confirm the mobile RPC server is listening:
lsof -nP -iTCP:6768 -sTCP:LISTEN
Restart pnpm dev after changing Electron main-process code. Metro hot reload only applies to the mobile JavaScript bundle.
Start The Mobile App
cd mobile
pnpm install
pnpm start
Scan the Expo QR code with your phone's camera on iOS, or Expo Go on Android.
For a native dev-client build:
pnpm exec expo run:android
pnpm exec expo run:ios
pnpm start --dev-client
Pair With Desktop Orca
- Open Orca desktop.
- Go to Settings > Mobile.
- Scan the pairing QR code from the mobile app.
- Confirm the mobile host endpoint is
ws://<desktop-ip>:6768.
For the Android emulator, use ws://10.0.2.2:6768. For a physical phone, use the desktop LAN IP, for example ws://192.168.0.179:6768.
If the phone has a stale host entry, remove it from the app and pair again.
Development Paths
Android Phone
- Install Expo Go from Google Play
- Run
pnpm start, scan QR with Expo Go - For native modules:
pnpm exec expo run:android - Run with
pnpm start --dev-client
iOS Simulator
- Install Xcode from the App Store
- Run
pnpm start --iosto open in iOS Simulator
Physical Phone Debugging
The phone can be inspected through the connected device tooling:
orca snapshot --json
orca click --element @e3 --json
orca fill --element @e1 --value "ls" --json
orca screenshot --json
Use snapshot first to find the current element refs, then click/fill those refs. After mobile file edits, Metro usually hot reloads automatically, but navigating out of and back into the session screen can be useful because it re-runs terminal.subscribe.
Terminal Streaming Repro Without A Phone
Use this when terminal output does not render on device and you need to split server streaming bugs from WebView/UI bugs:
cd mobile
ORCA_MOBILE_WS_URL=ws://127.0.0.1:6768 pnpm exec tsx scripts/test-subscribe.ts <deviceToken> <serverPublicKeyB64>
You can pass a worktree selector as the third argument:
pnpm exec tsx scripts/test-subscribe.ts <deviceToken> <serverPublicKeyB64> "id:<worktreeId>"
pnpm exec tsx scripts/test-subscribe.ts <deviceToken> <serverPublicKeyB64> "path:/absolute/worktree/path"
pnpm exec tsx scripts/test-subscribe.ts <deviceToken> <serverPublicKeyB64> "name:my-worktree"
The expected result includes:
streamSawMarker: true
readSawMarker: true
If this repro fails, debug the desktop runtime/PTY path before the mobile WebView. If it passes but the phone is blank, debug the session screen or TerminalWebView readiness/queueing path.
Terminal Color Repro Without A Phone
Use this when terminal colors disappear after switching tabs. Open a Claude Code terminal and at least one other terminal in the target worktree, then run:
cd mobile
ORCA_MOBILE_WS_URL=ws://127.0.0.1:6768 pnpm exec tsx scripts/repro-terminal-colors.ts \
<deviceToken> <serverPublicKeyB64> "id:<worktreeId>"
The script captures terminal.subscribe snapshots in an A → B → A sequence and writes raw snapshots to mobile/terminal-color-repro/. If the two A snapshots have different sgrColor counts, the desktop snapshot changed during the switch. If they match, the ANSI color data is still present and the bug is in mobile replay/rendering.
Validation
Run these checks before committing mobile terminal changes:
cd mobile
pnpm exec tsc --noEmit
pnpm run check:tests-typecheck
pnpm lint
cd ..
pnpm typecheck:node
tsc --noEmit reads tsconfig.json, which excludes test files so Metro never bundles them.
tsconfig.test.json puts them back, and pnpm run typecheck:tests shows their errors in full.
check:tests-typecheck is the gate over it: a ratchet against tests-typecheck-baseline.txt, the
127 test files that do not typecheck yet. It fails when a file that checks today stops checking,
and when a baseline entry starts checking (prune it with
node scripts/check-tests-typecheck-ratchet.mjs --prune). The list may only shrink.
The same gate censuses the program first: every *.test.ts(x) on disk must be in it, or named in
the script's TESTS_OUTSIDE_PROGRAM with a reason. Without that, a test excluded from
tsconfig.test.json — or a Foo.test.tsx shadowed by a Foo.test.ts beside it, which a wildcard
include drops for the higher-priority extension — would leave the ratchet silently.
Protocol Version Compatibility
Mobile and desktop talk over a versioned protocol. Because mobile updates lag desktop by 24-48h via the App Store, both sides exchange version numbers on status.get so a genuinely incompatible combo can hard-block instead of silently misbehaving.
Constants live in two files (Metro can't resolve outside mobile/):
src/shared/protocol-version.ts—DESKTOP_PROTOCOL_VERSION,MIN_COMPATIBLE_MOBILE_VERSIONmobile/src/transport/protocol-version.ts—MOBILE_PROTOCOL_VERSION,MIN_COMPATIBLE_DESKTOP_VERSION
Today all four are set so evaluateCompat always returns { kind: 'ok' } — nothing blocks. The wire format is in place to flip a switch when needed.
When to bump
Bump DESKTOP_PROTOCOL_VERSION (and the mobile mirror MOBILE_PROTOCOL_VERSION when relevant) for breaking changes:
- Removed RPC method or required parameter that mobile uses
- Changed meaning (units, nullability) of an existing field mobile reads
- Changed encryption, framing, or auth handshake
Do not bump for additive changes:
- New RPC methods
- New optional fields on existing methods
- New event types in
terminal.subscribe
Set MIN_COMPATIBLE_MOBILE_VERSION (kill-switch) when desktop ships a change that requires a minimum mobile version to function safely. Same for MIN_COMPATIBLE_DESKTOP_VERSION from the mobile side.
When a verdict is blocked, mobile/src/components/ProtocolBlockScreen.tsx renders a screen pointing the user at either the App Store (mobile too old) or GitHub Releases (desktop too old).
To exercise the block screen locally: set MIN_COMPATIBLE_DESKTOP_VERSION = 999 in mobile/src/transport/protocol-version.ts, rebuild, pair to any desktop. Revert before merging.
Mock Server
Develop the mobile app without a running Orca desktop instance:
pnpm mock-server # starts mock WebSocket server on port 6768
Connect from the app using endpoint ws://localhost:6768 and token mock-device-token.
Environment variables
MOCK_NATIVE_CHAT=1— serve the native-chat scenario (one live agent tab, empty transcript, image upload) instead of the default terminal fixtures.MOCK_CHAT_AGENT=omp— withMOCK_NATIVE_CHAT=1, present an OMP tab and four decoded transcript messages, including a tool call and result, instead of the default Claude scenario. It deliberately omitstranscriptPathto exercise legacy-hook readability discovery; current OMP hooks may report a path.MOCK_SERVER_KEY_FILE— persist the server keypair across restarts so a paired device keeps its public-key pin. A missing or invalid file is re-keyed with a warning, which forces a re-pair.
Scenario control files
Read on every request, so behaviour can be flipped mid-session without a restart (a restart would re-key E2EE and force a re-pair). Write the mode into the file, or delete it for the default.
MOCK_SEND_MODE_FILE(defaultorca-mock-send-modein the system temporary directory) —accept(default) accepts the send,errorfails it withmobile_input_floor_unavailable, anything else reports the send as rejected.MOCK_TERMINAL_LIST_MODE_FILE(defaultorca-mock-terminal-list-modein the system temporary directory) —omitreturns an empty terminal list,otherreturns a list that omits the chat handle, anything else lists it.MOCK_TERMINAL_STREAM_MODE_FILE(defaultorca-mock-terminal-stream-modein the system temporary directory) —deadanswers a subscribe withsubscribedthenend(a gone PTY), which is what exercises the rearm bound and terminal prune; anything else streams normally.
Connecting to Real Orca
- Start Orca desktop with WebSocket transport enabled
- In Orca, go to Settings > Mobile and scan the QR code with this app
- The QR encodes the connection endpoint, device token, and TLS fingerprint
Project Structure
mobile/
├── app/ # Expo Router screens (file-based routing)
│ ├── _layout.tsx # Root layout with navigation stack
│ ├── index.tsx # Home screen — paired hosts list
│ └── pair-scan.tsx # QR code scanning screen
├── src/
│ ├── terminal/ # Terminal WebView and xterm bridge
│ └── transport/ # WebSocket RPC client
├── scripts/
│ ├── test-subscribe.ts # Desktop streaming repro without a phone
│ └── mock-server.ts # Standalone mock WebSocket server
└── assets/ # App icons and splash screen