feat(desktop): ts-ify everything

apps/desktop/src/components/desktop-install-overlay.tsx

@@ -22,7 +22,7 @@ import { cn } from '@/lib/utils'
  * DesktopInstallOverlay
  *
  * Renders the first-launch install progress for Hermes Agent. Mounted always;
- * shows itself only when main.cjs reports an in-flight bootstrap (state.active)
+ * shows itself only when main.ts reports an in-flight bootstrap (state.active)
  * OR an error from a completed-failed bootstrap (state.error). When the
  * bootstrap finishes successfully the overlay fades out and the rest of the
  * app (existing onboarding overlay -> main UI) takes over.
@@ -32,7 +32,7 @@ import { cn } from '@/lib/utils'
  *   - onBootstrapEvent(callback)    -- live event stream
  *
  * The reducer is intentionally simple: every event mutates an in-component
- * snapshot the same way main.cjs mutates its server-side snapshot. We don't
+ * snapshot the same way main.ts mutates its server-side snapshot. We don't
  * try to reconcile -- if we miss an event (shouldn't happen) the initial
  * getBootstrapState() call will resync the picture on the next render.
  *
@@ -559,7 +559,7 @@ export function DesktopInstallOverlay({ enabled = true }: DesktopInstallOverlayP
                 </Button>
                 <Button
                   onClick={async () => {
-                    // Tell main.cjs to clear its latched failure BEFORE we
+                    // Tell main.ts to clear its latched failure BEFORE we
                     // reload. Otherwise the renderer reload calls getConnection
                     // and main short-circuits to the latched error without
                     // re-running install.ps1.

apps/desktop/src/components/pet/floating-pet.tsx

@@ -220,7 +220,7 @@ export function FloatingPet() {
   })
 
   // Wire the overlay control channel once, only in the primary window — the
-  // pop-out overlay belongs to it (main.cjs positions it against the main
+  // pop-out overlay belongs to it (main.ts positions it against the main
   // window and routes control messages back to it).
   useEffect(() => {
     if (isSecondaryWindow()) {