Deploy: migrate k3s → Docker; search logic → master-agents-svc

- deploy/k3s удалён, deploy/docker добавлен (Caddyfile, docker-compose, searxng)
- chat-svc: agents/models/prompts удалены, использует llm-svc (LLMClient, EmbeddingClient)
- master-agents-svc: SearchOrchestrator, classifier, researcher, actions, widgets
- web-svc: ChatModelSelector, Optimization, Sources удалены; InputBarPlus; UnregisterSW
- geo-device-svc, localization-svc: Dockerfiles
- docs: 02-k3s-services-spec.md, RUNBOOK/TELEMETRY/WORKING удалены

Co-authored-by: Cursor <cursoragent@cursor.com>

services/web-svc/next.config.mjs

@@ -31,6 +31,21 @@ const nextConfig = {
   env: {
     NEXT_PUBLIC_VERSION: pkg.version,
   },
+  async headers() {
+    return [
+      {
+        source: '/:path*',
+        headers: [
+          {
+            key: 'Cache-Control',
+            value: 'no-cache, no-store, must-revalidate, max-age=0',
+          },
+          { key: 'Pragma', value: 'no-cache' },
+          { key: 'Expires', value: '0' },
+        ],
+      },
+    ];
+  },
   async rewrites() {
     const gateway = process.env.API_GATEWAY_URL ?? 'http://localhost:3015';
     return [
@@ -52,14 +67,10 @@ const nextConfig = {
   },
 };
 
+// PWA отключён — весь кэш выключен, хранятся только данные пользователя (localStorage)
 const withPWA = require('@ducanh2912/next-pwa').default({
   dest: 'public',
-  disable: process.env.NODE_ENV === 'development',
-  register: true,
-  skipWaiting: true,
-  fallbacks: {
-    document: '/offline',
-  },
+  disable: true,
 });
 
 export default withPWA(nextConfig);