fix: ensure turn headers are always displayed even for pure-tool or pure-reasoning turns

feat: enhance agent reasoning observability and remove turn duration clutter

refactor: move SwarmControl File Explorer to a right sidebar on desktop

feat: Add Dual-Mode (Sync/Async) Webhook Support

Fix integration tests for agents, file sync, and audio. Restore 2026 model versions.

feat: integrate agent binary building into setup and deployment workflows

fix: resolve provisioning payload delivery issues for Synology NAS nodes

fix: resolve tool error counting logic and add advanced UI execution metrics