{
  "checker": {
    "claims": [
      {
        "claim": "If Coucou is not running, the Coucou hook relay exits immediately and never blocks Claude Code",
        "command": "<guest-path> --agent antigravity PreToolUse",
        "evidence": "{\"decision\":\"ask\"}\n",
        "expected": "hook exits 0 and prints the no-opinion reply {\"decision\":\"ask\"}",
        "input": "coucou-hook --agent antigravity PreToolUse with no Coucou app running",
        "kind": "claim",
        "outcome": "Real input produced the expected result: {\"decision\":\"ask\"}",
        "returncode": 0,
        "source": "README.md",
        "source_checked": true,
        "source_file": "README.md",
        "verdict": "yes"
      }
    ],
    "cycle_checks": [
      {
        "claim": "Scheduled or looping main behavior",
        "command": "",
        "evidence": "No cron, schedule, --once or --now entry point in the Coucou CLI surface: coucou-hook is a per-event relay that runs once per agent hook invocation and exits, and the app is a long-running GUI with no scheduled CLI cycle to replay. Checked windows/hook/src/*.rs and windows/src-tauri/src/main.rs for cron/schedule/--once/--now; none found.",
        "expected": "identify the product trigger",
        "input": "source inspection",
        "kind": "cycle",
        "outcome": "No cron, schedule, --once or --now entry point in the Coucou CLI surface: coucou-hook is a per-event relay that runs once per agent hook invocation and exits, and the app is a long-running GUI with no scheduled CLI cycle to replay. Checked windows/hook/src/*.rs and windows/src-tauri/src/main.rs for cron/schedule/--once/--now; none found.",
        "source": "repository entry points",
        "verdict": "yes"
      }
    ],
    "details": {
      "argv": [
        "<guest-path>",
        "--agent",
        "antigravity",
        "PreToolUse"
      ],
      "kind": "cli",
      "needs_browser": false,
      "needs_credentials": false,
      "returncode": 0,
      "scope": "product operation",
      "stderr": "",
      "stdout": "{\"decision\":\"ask\"}",
      "working": true
    },
    "evidence_strength": "readme_checked",
    "example_checks": [
      {
        "claim": "Offline test suite of the Windows/Linux codebase",
        "command": "/opt/node22/bin/npm test",
        "deferred": false,
        "evidence": "tion_ms: 0.475799\n  type: 'test'\n  ...\n# Subtest: a conversation: its messages, a reply sent on Enter only, Escape back to the list\nok 465 - a conversation: its messages, a reply sent on Enter only, Escape back to the list\n  ---\n  duration_ms: 0.955005\n  type: 'test'\n  ...\n# Subtest: the conversation closes when WhatsApp is turned off or the island folds\nok 466 - the conversation closes when WhatsApp is turned off or the island folds\n  ---\n  duration_ms: 0.576399\n  type: 'test'\n  ...\n1..466\n# tests 466\n# suites 0\n# pass 466\n# fail 0\n# cancelled 0\n# skipped 0\n# todo 0\n# duration_ms 68278.088933",
        "expected": "tests pass",
        "input": "npm test",
        "kind": "example",
        "outcome": "command completed successfully",
        "returncode": 0,
        "source": "windows/package.json",
        "verdict": "yes"
      }
    ],
    "status": "PASS"
  },
  "deviations": [
    "Installed libasound2-dev (alsa development package) which is not in the README apt list; required because alsa-sys build script failed without it",
    "Node.js and Rust were not preinstalled; installed them manually as prerequisites",
    "npm run pack (linuxdeploy step) was very slow, about 15 minutes",
    "npm audit reported 1 high-severity dependency vulnerability; not fixed, not required by the README",
    "GUI app was not launched (requires a display; not in README setup path for this probe)"
  ],
  "fault_owner": "none",
  "main_blocker": null,
  "operation": "Build Coucou for Linux from source per README (npm install + npm run pack in windows/), then run the documented relay CLI coucou-hook --agent antigravity PreToolUse with a stdin hook payload and observe the no-opinion reply",
  "operation_scope": "product operation: coucou-hook relay binary built from pinned commit 7ea7b229b938de4a08957a4de88bb5f058532d51; Coucou app not running; GUI not launched",
  "outcome": "working",
  "plain_failure": "none in the final run",
  "steps": [
    "Installed Node v22.23.4 (linux-x64) into /opt/node22 from the nodejs.org tarball, sha256 verified; npm 10.9.9",
    "Installed Rust toolchain via rustup (stable, cargo 1.99.1)",
    "Installed apt prerequisites from windows/README.md Linux section",
    "Ran npm install in windows/ (log /tmp/npm-install.log)",
    "First npm run pack failed: alsa-sys pkg-config error; installed libasound2-dev and re-ran",
    "Second npm run pack succeeded (log /tmp/pack2.log): AppImage, deb, rpm produced under windows/release/ and windows/target/release/bundle/",
    "Ran coucou-hook --agent antigravity PreToolUse with stdin toolCall payload; observed {\"decision\":\"ask\"} rc=0",
    "Ran npm test in windows/: 466 pass, 0 fail",
    "Checker with --validate --replay: valid, no problems, replay PASS"
  ],
  "stuck_step": "none in final run; first pack attempt blocked on missing libasound2-dev",
  "suggested_fix": "Add libasound2-dev to the Linux apt install list in README/windows README, since the pack build fails without it"
}