docs: record 1.7.50 performance and navigation release

AGENTS.md

@@ -2228,7 +2228,7 @@ session with **no other memory of this project**. So:
   instead of showing the error boundary.
 - **Baselines** (verified 2026-10-29): `npm test` → **0 errors, 0 warnings**,
   **156 tests**, build ok. The gate also type-checks the CVM server
-  (`tsc -p cvm-server/tsconfig.json`). `package.json` version **1.7.49**.
+  (`tsc -p cvm-server/tsconfig.json`). `package.json` version **1.7.50**.
   - ✅ Lint is **clean**: `no-explicit-any` = 0 · `react-hooks/exhaustive-deps` = 0
     · `no-unused-vars` = 0 · `react-refresh` = 0. Non-component exports were
     **split into their own modules** (`contexts/language.ts`, `lib/sortOptions.ts`,
@@ -2738,6 +2738,15 @@ Rules:
       see the two real setup steps (device key → join request); each coordinator
       request is a separate approval. APK sha256 `9dee0c4d…`, versionCode 10749.
       Web forced live at `7958ca5`.
+    - **1.7.50 (2026-10-30):** performance/navigation/Amber polish. Web entry
+      shrank from ~863 KB to ~648 KB gzip: the map is web-lazy (native remains
+      eager via a Capacitor Vite alias), the Cashu/Zap dialog is loaded on first
+      tap, and primary routes prefetch on hover/touch. Page-level Suspense keeps
+      the header/bottom nav mounted with a delayed skeleton instead of a
+      full-screen black loader; the burger closes on route changes. Native Amber
+      calls are serialized/coalesced and decrypt results are memory-cached.
+      APK sha256 `d338c158…`, versionCode 10750. Web live at `65a7f0b`.
+      Production dependency audit: 0 vulnerabilities.
 
 ### Relay archive (dataset backup)
 - **Transfer content between keys (`scripts/transfer-content.mjs`, 2026-10-04):**