Merge pull request #1 from gilby125/feature/orchestrator-refactor

refactor(relay): defer mission backend selection to control plane

refactor(sandboxed): remove opencode orchestrator coupling

feat(api): refactor control orchestration and secure workspace-relative paths

feat: add app_mention event handler to slack adapter and update logging format

feat: add AI provider configuration status indicators to server connection cards

feat: add Codex and Gemini backend support, stabilize provider naming, and include project documentation.

feat: add provider configuration checks and runnable status to backend API and UI

refactor: lower priority of environment variables for Gemini credentials to prevent shadowing API-configured providers

,

feat: enforce strict backend validation for AI providers and improve backend resolution logic

.

feat: implement end-to-end testing suite for backend provider flows and update mission dialog availability logic

refactor: consolidate docker-compose configuration to repo root and update installation documentation

feat: add named volume for claude-auth and introduce sandboxed-sh service configuration