Major features:
- Tmp-based sandbox isolation for parallel agent execution
- Auto Pilot (renamed from YOLO) — autonomous task assignment
- Innovation Mode — lead analyzes codebase, creates improvement tasks
- Backlog status — proper task queue lifecycle
- LLM-based skill selection
- AI-generated PR descriptions with auto-merge for subtasks
- Code review agent on PRs
- Task dependency DAG
- Shared agent context (team status in prompts)
- Full prompt inspector with copy button
- In-review + merged kanban columns with PR status poller

Reliability:
- Copilot SDK auto-reconnect + subprocess fallback
- YAML parse hardening with fallback parser
- Structured retry tracking (no more string matching)
- Circuit breaker per agent
- Exponential backoff with jitter
- Priority-based dequeuing
- Task timeouts per priority
- Dead-letter queue
- Queue metrics API

Kanban 10/10:
- WIP limits, subtask indicators, bulk ops
- Saved filter presets, due dates, priority grouping
- 8 statuses: pending, backlog, in-progress, in-review, done, merged, blocked, delegated