The merge adds a GitHub integration retry lifecycle to the task tracking system, including an actionable retry mechanism for failed issue creation, fixes to tracking and auth retry flow, and corresponding tests in the dashboard and engine packages. Documentation is updated in `docs/architecture.md`
Fusion-Task-Id: FN-4032
Implements a tracking auth resolver with forced GitHub client authentication mode, wiring it across the GitHub tracking lifecycle and settings UI. The feature spans six steps: adding the resolver, forced auth mode, routing tracking issue creation through the resolver, and wiring into lifecycle and s
Fusion-Task-Id: FN-3875
