feat(rewrite): tambah application layer — port traits & use cases TypeScript

Paket @zesdex/application (apps/packages/application):
- ports: ProviderService (chat/chatStream+abort), PasswordService,
  TokenService, AuthService
- agent: AgentTurnServiceImpl (loop 50 iterasi, auto-compact 60k chars,
  adaptive max-tokens 800/1600/4096, temp 0.2/0.7, ErrorTracker,
  eksekusi tool read-only paralel terbatas mempertahankan urutan)
  + compact_messages_with_ai
- auth: OAuthUseCase (PKCE S256 + CSRF state), SessionServiceImpl
- cms: ConversationServiceImpl, MemoryServiceImpl, SettingsServiceImpl
- 11 unit test Bun (PKCE, OAuth CSRF, turn_service helper)
- tsconfig paths untuk workspace @zesdex/*

Co-Authored-By: Claude Opus 5 (1M context) <noreply@anthropic.com>

bun.lock

@@ -9,6 +9,17 @@
         "typescript": "^5.7.0",
       },
     },
+    "apps/packages/application": {
+      "name": "@zesdex/application",
+      "version": "1.21.2",
+      "dependencies": {
+        "@zesdex/domain": "workspace:*",
+      },
+      "devDependencies": {
+        "@types/bun": "^1.2.0",
+        "typescript": "^5.7.0",
+      },
+    },
     "apps/packages/domain": {
       "name": "@zesdex/domain",
       "version": "1.21.2",
@@ -23,6 +34,8 @@
 
     "@types/node": ["@types/node@26.4.1", "", { "dependencies": { "undici-types": "~8.3.0" } }, "sha512-k97ENvZWtvA6yqz5/FS6a7duDgOPEeOQOc2iKS/nY6mX6qJUKtLnWzQS+Xj6tXweyj6ZcTAK2Qecetnvi9nCLA=="],
 
+    "@zesdex/application": ["@zesdex/application@workspace:apps/packages/application"],
+
     "@zesdex/domain": ["@zesdex/domain@workspace:apps/packages/domain"],
 
     "bun-types": ["bun-types@1.4.0", "", { "dependencies": { "@types/node": "*" } }, "sha512-iIKw23BspnQQYd3prITOBxeUsxBHnwzX6YJfGMuNOZzeNcMmVqzIIVGRm1l69ogaPQmb4wB6BN8mA5bE9YuC5Q=="],