feat(frontend): implement string-only ID standardization and native data cleaning

Update layout.ts to clean raw data from the native bridge. Initialize events_slct.event_device_id in launcher layout. Resort device_id prioritization in launcher_background_sync.svelte.

TODO.md

@@ -25,7 +25,11 @@ This is a list of tasks to be completed before the next event/show/conference.
     - [x] **Search Guard Pattern:** Deployed across all major search modules to eliminate infinite loops.
     - [x] **Shared Observables:** Refactored lists to accept `liveQuery` props for flicker-free SWR transitions.
     - [x] **Store Initialization:** Hardened persisted stores against `undefined` reactivity triggers.
-2.  **Native Launcher Refinement (Phase 5):**
+2.  **String-Only ID Standardization:**
+    - [ ] Audit and resort ID prioritization logic across all `.ts` and `.svelte` files.
+    - [ ] Preferred Order: `[obj_type]_id` || `id` || `[obj_type]_id_random` || `id_random`.
+    - [ ] Ensure `+layout.ts` cleans incoming raw data from the native bridge.
+3.  **Native Launcher Refinement (Phase 5):**
     - [x] **Office Automation:** Implemented AppleScript handlers for PowerPoint/Keynote.
     - [x] **Telemetry Dashboard:** Built visual CPU/RAM gauges in Launcher Config.
 3.  **Codebase Consistency:**