Fix #140: [shared-state 7/9] Three-way merge / conflict primitives (agent wont clobber human edits)

[telleroutlook]

Fixes #140

Generated by claude-bot-go worker.

[telleroutlook]

Summary

Three-way merge primitives are well-implemented with comprehensive tests covering all strategies and edge cases.

Severity

none

Blocking findings

None.

Verdict

✅ Approved

Merge risk

low

Audit

• model: opus
• effort: high
• tokens: input=0, output=0

{
  "approved": true,
  "severity": "none",
  "summary": "Three-way merge primitives are well-implemented with comprehensive tests covering all strategies and edge cases.",
  "findings": [],
  "merge_risk": "low",
  "Model": "opus",
  "model": "claude-cli",
  "effort": "high",
  "tokens": {
    "input_tokens": 0,
    "output_tokens": 0
  },
  "same_verdict_count": 1
}