{
  "meta": {
    "agent": "planner",
    "task_id": "276",
    "title": "Fix worktree reuse path destroying committed agent work",
    "created_at": "2026-04-03T17:10:00Z"
  },
  "inputs": [
    {
      "name": "issue-276",
      "type": "context",
      "ref": "https://github.com/AgentSDE/agent-core/issues/276",
      "notes": "p0 data-loss bug: reset --hard in worktree reuse path destroys agent commits"
    },
    {
      "name": "worktree.service.ts",
      "type": "file",
      "ref": "src/worktree/worktree.service.ts",
      "notes": "Lines 97-106 contain the buggy reuse path with reset --hard"
    },
    {
      "name": "worktree.service.spec.ts",
      "type": "file",
      "ref": "src/worktree/worktree.service.spec.ts",
      "notes": "Line 145 test asserts reset --hard as correct — needs inversion"
    }
  ],
  "outputs": [
    {
      "name": "plan",
      "type": "plan",
      "format": "md",
      "content": "plan.md"
    }
  ],
  "files": [
    {
      "path": "src/worktree/worktree.service.ts",
      "action": "modify",
      "reason": "Remove reset --hard from worktree reuse path"
    },
    {
      "path": "src/worktree/worktree.service.spec.ts",
      "action": "modify",
      "reason": "Update test to assert reset --hard is NOT called on reuse"
    }
  ],
  "steps": [
    {
      "id": "S1",
      "summary": "Remove git reset --hard from worktree reuse path and update the unit test to assert it is not called",
      "acceptance": [
        "git reset --hard origin/master is not called when worktreeReused is true",
        "git fetch origin is still called in the reuse path",
        "Unit test asserts reset --hard is NOT called on worktree reuse",
        "npm run test passes",
        "npm run lint passes"
      ],
      "depends_on": []
    }
  ],
  "risks": [
    {
      "risk": "Minimal — 3-line deletion in a single code path",
      "mitigation": "Existing tests for fresh-create and branch-attach paths remain unchanged"
    }
  ],
  "assumptions": [
    "The reuse path should never reset to origin/master — the branch HEAD represents agent work that must be preserved"
  ],
  "open_questions": []
}