fix(cloud): N-01 lint: no as-casts in phase guards, return await in failAfterStart

src/main/ipc/cloud-create-phase-timing.ts

@@ -24,7 +24,10 @@ export function noteCloudCreatePhase(
   if (phase === 'provision-start' || !startedAt.has(creationId)) {
     startedAt.set(creationId, now)
     if (startedAt.size > MAX_TRACKED_CREATES) {
-      startedAt.delete(startedAt.keys().next().value as string)
+      const oldest = startedAt.keys().next()
+      if (!oldest.done) {
+        startedAt.delete(oldest.value)
+      }
     }
   }
   const since = now - (startedAt.get(creationId) ?? now)

src/main/ipc/ephemeral-vm.ts

@@ -260,7 +260,7 @@ export function registerEphemeralVmHandlers(store: Store, pluginService?: Plugin
               warnings: getEphemeralVmRecipeResultWarnings(result.start.result)
             }
           } catch (error) {
-            return failAfterStart(error)
+            return await failAfterStart(error)
           }
         }
 
@@ -272,7 +272,7 @@ export function registerEphemeralVmHandlers(store: Store, pluginService?: Plugin
             source: 'ephemeral-vm'
           })
         } catch (error) {
-          return failAfterStart(error)
+          return await failAfterStart(error)
         }
         const runtime = requireEphemeralVmRecipeResult(
           updateEphemeralVmRuntimeStatus(app.getPath('userData'), result.runtime.id, {

src/shared/orca-cloud/cloud-create-phases.ts

@@ -30,21 +30,24 @@ export type CloudCreateMainPhase = (typeof CLOUD_CREATE_MAIN_PHASES)[number]
 export type CloudCreateRendererPhase = (typeof CLOUD_CREATE_RENDERER_PHASES)[number]
 export type CloudCreatePhase = CloudCreateMainPhase | CloudCreateRendererPhase
 
+const RENDERER_PHASES: ReadonlySet<string> = new Set(CLOUD_CREATE_RENDERER_PHASES)
+
 export function isCloudCreateRendererPhase(value: unknown): value is CloudCreateRendererPhase {
-  return (CLOUD_CREATE_RENDERER_PHASES as readonly unknown[]).includes(value)
+  return typeof value === 'string' && RENDERER_PHASES.has(value)
 }
 
-const PROVISION_LINE_PHASES = new Set<string>([
+const PROVISION_LINE_PHASES = [
   'provisioning',
   'plan-clone',
   'plan-update',
   'cloning',
   'updating',
   'connecting'
-])
+] as const satisfies readonly CloudCreateMainPhase[]
 
 /** The phase a driver progress line names (`[orca-cloud] <phase>…`), or null for any other line. */
 export function cloudCreatePhaseFromProvisionLine(line: string): CloudCreateMainPhase | null {
   const match = /^\[orca-cloud\] ([a-z-]+)/.exec(line.trim())
-  return match && PROVISION_LINE_PHASES.has(match[1]) ? (match[1] as CloudCreateMainPhase) : null
+  const named = match?.[1]
+  return PROVISION_LINE_PHASES.find((phase) => phase === named) ?? null
 }