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>

deploy/docker/searxng/limiter.toml

@@ -0,0 +1,18 @@
+# GooSeek — разрешить запросы из Docker/частных сетей
+[botdetection]
+trusted_proxies = [
+  '127.0.0.0/8',
+  '::1',
+  '10.0.0.0/8',
+  '172.16.0.0/12',
+  '192.168.0.0/16',
+  'fd00::/8',
+]
+
+[botdetection.ip_lists]
+pass_ip = [
+  '127.0.0.0/8',
+  '10.0.0.0/8',
+  '172.16.0.0/12',
+  '192.168.0.0/16',
+]