v0.4.0

Changelog

• e2f8e8a release: v0.4.0
• bf8bcd4 docs: document arc chat, MCP tools, and async run workflow
• 38ef8e0 feat: add stop-on-failure mode and async MCP execution for orchestrator
• 6cec08e docs: flesh out chat-agent guide with workflow selection and plan writing guidance
• ede8f0f feat: add MCP server and arc chat command
• d598165 feat(dev): add re-evaluation loop to clarification step
• ffa786e fix(monitor): widen STATE column for block-namespaced state names
• 71bd5cf feat: add audit workflow type for adversarial-only testing
• 6383273 feat(dev): add clarification step to arc dev pipeline
• 9bdf5a9 feat(monitor): rich TUI with detail panel, navigation, and full phase state
• 7ef1410 feat(dev): wire up prompt templates and add post-orchestration code review
• 0dfc31e docs: add arc dev, composable blocks, worktrees, confidence scoring, and summaries
• 3bf8de2 feat(arc-dev): dev command, confidence scoring, and summary generation
• 84f0234 feat(review): confidence scoring for suggestions and plan summary generation
• d60b09d feat(dev): arc dev command with RunDev pipeline and plan name generation
• e084c87 feat(dev): architect agent spawning, plan generation, and custom workflow support
• 8dc5dd6 feat(adversarial): composable block system and adversarial workflow
• f3df069 feat(blocks): modular adversarial workflow with composable blocks
• 9a7ec2e feat(orchestrator): worktree isolation, per-state agent config, working dir plumbing
• 4fa1c7f feat(discovery-engine): phase: discovery-parsing
• 367f0d0 feat(types-and-prompts): phase: core-types-and-direct
• 0574d83 fix(orchestrator): track per-state iteration counts and sync phase status
• f1230e9 fix(prompts): require text output, remove duplicate top-level directories
• 0337ab0 fix(agent): unset CLAUDECODE env var when spawning subprocesses
• 9b75c3a test(prompts): add validation suite, fix verdict branching in bugfix/refactor workflows
• f4297d4 fix(prompts): inline partials, require text output, fix investigation verdicts
• 73da455 chore: remove unused arc-go-pitfalls notes
• 6a7bf77 fix(prompts): replace Rust-specific references with language-agnostic terms
• ff34d1c chore(bench): remove integration phase plans from benchmark tasks
• 0c4ed26 fix(prompts): remove Rust tools from analyze prompt and ensure text output
• dc37f5c refactor(plan): remove automatic integration phase from plan creation
• 6aaf4c8 feat(bench): merge arc-bench benchmarking suite into bench/
• 8cfcbc7 fix(review): cap retries and enforce verdict format in review prompts
• a984d15 docs: update build command to install to ~/.local/bin
• fff12bc feat(agent): track token usage and cost from Claude CLI JSON output