# Phase 2.1 → 2.2 Transition Review

**Date**: 2026-02-06
**Type**: Administrative State Transition
**Scope**: STATE.json + progress.md updates

## Changes Summary

### Modified Files
- `.planning/STATE.json` - Phase tracking update (2.1 → 2.2)
- `.planning/progress.md` - Created, logging phase completion

### Change Analysis

**STATE.json Updates:**
- Phase number: 2.1 → 2.2
- Phase name: "napi-rs Node.js Bindings" → "Python Bindings (PyO3)"
- Phase status: "complete" → "planning"
- Progress: Reset counters for new phase (tasks 0/0)
- Status: "complete" → "continuation_spawned"
- Review: Reset for new phase (iteration 0, status pending)
- Preserved: phase_2_1_summary with completion details

**progress.md Creation:**
- Logged Phase 2.1 completion metrics
- Logged Phase 2.2 start

## Review Results

### Build Impact: NONE
- No code changes
- No dependencies changed
- No compilation required
- This is pure state tracking

### Code Quality: N/A
- No code to review
- JSON structure valid
- Markdown syntax valid

### Security: PASS
- No security implications
- No code execution
- No external dependencies

### Documentation: PASS
- progress.md clearly documents transition
- STATE.json accurately reflects project status
- Phase 2.1 summary preserved for reference

### Compliance: PASS
- Follows GSD phase transition protocol
- STATE.json schema correct
- All required fields present
- Timestamps accurate

## Verification

```bash
# Verify JSON validity
jq empty .planning/STATE.json
# ✓ Valid JSON

# Verify state consistency
jq '.phase.number' .planning/STATE.json
# ✓ Returns "2.2"

jq '.status' .planning/STATE.json
# ✓ Returns "continuation_spawned"
```

## VERDICT: PASS

**Reason**: Administrative state transition with no code changes. State accurately reflects:
1. Phase 2.1 complete (all tasks done, reviewed, passed)
2. Phase 2.2 started with fresh agent
3. Proper GSD workflow continuation

**No issues found. No fixes required.**

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**Review Type**: Fast-track administrative review
**Build Required**: No
**Code Changes**: None
**Risk Level**: Zero
