release: v1.2.0

[kienbui1995]

v1.2.0 Release

28+ tools, 15 providers, 162 tests, 14K+ lines of Rust.

New Features

• /cost per-turn breakdown (feat: /cost per-turn breakdown dashboard #13)
• /export markdown + JSON (feat: /export with markdown and JSON format #14)
• /diff-preview approve/reject with diff (feat: /diff-preview — approve/reject file changes with diff #15)
• Plugin system — sh/py/js (feat: plugin system — auto-discover and execute custom tools #16)
• Streaming edit preview (feat: streaming edit preview — show file changes in real-time #17)
• /auto-test with retry (feat: /auto-test — auto-run tests after code changes #18)
• MCP in single-shot mode (fix: load MCP servers in single-shot/pipe mode #11)

Bug Fixes

• MCP not loading in --json/--pipe mode (fix: load MCP servers in single-shot/pipe mode #11)
• Hardcoded internal IP in sandbox.sh (fix: remove hardcoded internal IP from sandbox.sh #12)

Tests

• 152 → 162 tests (test: add 10 tests for v1.2 features #19)

Version bump

• Cargo.toml: 1.1.0 → 1.2.0
• CHANGELOG.md updated
• CLAUDE.md updated

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ℹ️ Review info

⚙️ Run configuration

Configuration used: defaults

Review profile: CHILL

Plan: Pro

Run ID: ff482e89-f12a-415d-81b6-6560af83b6c0

📥 Commits

Reviewing files that changed from the base of the PR and between 729c113 and 9567e36.

⛔ Files ignored due to path filters (1)

• mc/Cargo.lock is excluded by !**/*.lock

📒 Files selected for processing (5)

• CHANGELOG.md
• CLAUDE.md
• mc/Cargo.toml
• mc/crates/mc-cli/src/main.rs
• mc/crates/mc-core/src/parallel_tools.rs

✨ Finishing Touches

🧪 Generate unit tests (beta)

• Create PR with unit tests
• Commit unit tests in branch release/v1.2.0

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