reconcile feat/voice-core with current main

preserve Bilawal's merge history, OpenAI schema-combinator startup fix, and Contacts viewport note
keep the validated voice and analyst behavior while adopting the current provider-neutral feed routes and Google token fallback

src/data/militaryAwareness.test.mjs

@@ -489,7 +489,7 @@ test('pending mapped installations render as unknown instead of a false zero', a
 // the dependencies reach it by different routes:
 //
 //   - ais-live-vessels is its REACHABLE producer. enable()/update() both resolve
-//     as soon as the first /api/ais-live poll answers, so the manager's
+//     as soon as the first /api/vessels poll answers, so the manager's
 //     lifecycle settles to `enabled` — but until the server-side socket delivers
 //     a position, firstConnectPhase stays 'loading' and the module reports busy,
 //     no lastUpdate, count 0, and an UNDEFINED status, so the status list alone