Environment & Bootstrap Stability: Fix Ghost Account and Modernize PWA Manifest

- Resolved 'Ghost Account' warning by updating layout hydration to align with V3 ID Vision (account_id vs account_id_random).
- Improved site lookup reliability using Agent API Key and structured EQ filters for exact FQDN matching (including ports).
- Modernized PWA manifest with maskable icons (PNG/WebP), app shortcuts, and unique installation IDs.
- Implemented automatic Electron 'Native' mode detection in root layout.
- Fixed stale API URLs in Launcher native file download logic.
- Added V3 migration documentation and JWT verification test scripts.

GEMINI.md

@@ -61,6 +61,12 @@ This project is the frontend UI/UX for the Aether (AE) system, built with Svelte
 
 ## 📝 Development History (Consolidated)
 
+### Hardening & Svelte 5 Modernization (2026-01-16)
+- **Hardening:** Improved resilience for Journals and IDAA modules against API downtime and "ghost" account fallback.
+- **Commit:** Atomic refactor of 15 files focusing on type safety, Svelte 5 runes, and API robustness.
+- **Fixes:** Resolved download progress crashes in `api_get_object_v1` and corrected event handling in several Svelte 5 components.
+- **Status:** Investigating Badge Rendering issues where `badge_template_obj` fails to load despite `badge_obj` being available.
+
 ### Config & Stability Sprint (2026-01-14)
 - **Standardization:** Refactored Module, Journal, and Entry modals into a unified "Config" pattern with consistent iconography (Wrench/Gear/Zap).
 - **Auto-Save:** Implemented background persistence for Status & Security fields using non-blocking API calls.