Merge branch 'fs/ui' into removing-electron-features-build-api

Resolved conflict in http-api-client.ts by adopting the server-side
file browser dialog approach from fs/ui branch.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

apps/app/src/store/setup-store.ts

@@ -17,6 +17,7 @@ export type ClaudeAuthMethod =
   | "api_key_env"        // ANTHROPIC_API_KEY environment variable
   | "api_key"            // Manually stored API key
   | "credentials_file"   // Generic credentials file detection
+  | "cli_authenticated"  // Claude CLI is installed and has active sessions/activity
   | "none";
 
 // Claude Auth Status