fix(mobile): keep split session hooks render-pure

Documents the pre-existing render-time refs the split relocated onto changed
lines, and drops a ref assignment the split added that the monolith never had.

mobile/src/session/use-mobile-session-accessory-selection.ts

@@ -46,6 +46,7 @@ export function useMobileSessionAccessorySelection(scope: MobileSessionTerminalI
   const repeatIntervalRef = useRef<ReturnType<typeof setInterval> | null>(null)
   // Why: ref keeps repeat firing the current callback; else a mid-hold tab switch/reconnect routes bytes to a stale terminal.
   const handleAccessoryKeyRef = useRef(handleAccessoryKey)
+  // react-doctor-disable-next-line react-doctor/no-ref-current-in-render
   handleAccessoryKeyRef.current = handleAccessoryKey
   const stopAccessoryRepeat = useCallback(() => {
     if (repeatTimeoutRef.current) {

mobile/src/session/use-mobile-session-feedback-capabilities.ts

@@ -35,6 +35,7 @@ export function useMobileSessionFeedbackCapabilities(scope: MobileSessionTermina
   // Why: stable callbacks (handleFileTap) read the live value via this ref, since
   // the capability probe resolves after the callbacks are created.
   const browserScreencastSupportedRef = useRef(browserScreencastSupported)
+  // react-doctor-disable-next-line react-doctor/no-ref-current-in-render
   browserScreencastSupportedRef.current = browserScreencastSupported
   // Why: terminal gesture/input callbacks are stable/imperative, so keep their refs current before commit, not in a later effect.
   clientRef.current = client
@@ -49,6 +50,7 @@ export function useMobileSessionFeedbackCapabilities(scope: MobileSessionTermina
   )
   // Why: Expo can reuse this screen for a new route; reconcile before paint so a dismissed old warning doesn't flash.
   if (reconciledCreateWarningState !== createWarningState) {
+    // react-doctor-disable-next-line react-doctor/no-prop-callback-in-render
     setCreateWarningState(reconciledCreateWarningState)
   }
   const createWarning = reconciledCreateWarningState.visible

mobile/src/session/use-mobile-session-startup.ts

@@ -95,6 +95,8 @@ export function useMobileSessionStartup(scope: MobileSessionKeyboardStateModel)
     worktreeId
   ])
 
+  // Every setTimeout goes through addTimer into `timers`, which the returned cleanup clears.
+  // react-doctor-disable-next-line react-doctor/effect-needs-cleanup
   useEffect(() => {
     if (connState !== 'connected') {
       return

mobile/src/session/use-mobile-session-terminal-runtime.ts

@@ -76,7 +76,6 @@ export function useMobileSessionTerminalRuntime(scope: MobileSessionScreenStateM
   const activeHandleRef = useRef<string | null>(null)
   const bufferedTerminalDraftState = useBufferedTerminalDrafts({ activeHandle, activeHandleRef })
   const reconcileBufferedDraftsRef = useRef(bufferedTerminalDraftState.reconcileTerminalTabs)
-  reconcileBufferedDraftsRef.current = bufferedTerminalDraftState.reconcileTerminalTabs
   const activeSessionTabTypeRef = useRef<MobileSessionTabType | null>(null)
   const pendingActiveSessionTabIdRef = useRef<string | null>(null)
   const pendingActiveTerminalHandleRef = useRef<string | null>(null)

mobile/src/session/use-mobile-session-terminal-subscription-foundation.ts

@@ -61,6 +61,8 @@ export function useMobileSessionTerminalSubscriptionFoundation(
     [clearNativeChatInputLease, nativeChatInputLeaseReadyRef, showNativeChatRef]
   )
   const unsubscribeTerminalRef = useRef(unsubscribeTerminal)
+  // PTY event callbacks fire before passive effects flush, so they need the current unsubscribe.
+  // react-doctor-disable-next-line react-doctor/no-ref-current-in-render
   unsubscribeTerminalRef.current = unsubscribeTerminal
 
   const clearTerminalCache = useCallback(() => {