Project actions: run commands from header on web + mobile, with SSH-forward URL opening (#542)

* feat: add project actions in header with reliable terminal run flow

- Add per-project Actions settings with icons, platform filters, and default action
- Run/stop actions from header using terminal tabs, including Ctrl+C then force-kill fallback
- Improve terminal UX with stable selection, resize handling, and smarter URL auto-open for localhost ports

* feat: add project actions UI with refined header dropdown behavior

* feat: add parent-session back button in chat

* fix: make web and desktop dev modes reliable and conflict-free

- Separate desktop and web dev ports to avoid collisions
- Add robust process-tree shutdown so Ctrl+C cleans sidecars
- Add true web HMR mode and keep service worker out of dev

* fix: linux safe scripts for dev

* feat: run project actions on web and add desktop SSH forward URL opening

* feat: add mobile project actions button with terminal tabs and tighter tab UI

* revert: remove experimental mobile terminal selection UI

* feat: show Add action button in header when empty

* fix: make retry countdown human-readable in status row

* fix: prevent nav rail actions from firing through overlays

packages/web/src/main.tsx

@@ -13,20 +13,16 @@ declare global {
 
 window.__OPENCHAMBER_RUNTIME_APIS__ = createWebAPIs();
 
-registerSW({
-  onRegistered(registration: ServiceWorkerRegistration | undefined) {
-    if (!registration) {
-      return;
-    }
-
-    // Periodic update check (best-effort)
-    setInterval(() => {
-      void registration.update();
-    }, 60 * 60 * 1000);
-  },
-  onRegisterError(error: unknown) {
-    console.warn('[PWA] service worker registration failed:', error);
-  },
-});
+if (import.meta.env.PROD) {
+  registerSW({
+    onRegisterError(error: unknown) {
+      console.warn('[PWA] service worker registration failed:', error);
+    },
+  });
+} else if ('serviceWorker' in navigator) {
+  void navigator.serviceWorker.getRegistrations()
+    .then((registrations) => Promise.all(registrations.map((registration) => registration.unregister())))
+    .catch(() => {});
+}
 
 import('@openchamber/ui/main');