How Many Reviewers Have to Accept?

    roles: {
      implement: engines.claude('claude-sonnet-4-5'),
      review: [
        engines.codex('gpt-5.6-luna'),
        engines.opencode('opencode/big-pickle'),
      ],
    },

    stages: [
      stage('implement', {
        agent: 'implement',
        writes: ['src/double.mjs', 'test/double.test.mjs'],
        desc: 'Write the function and its test from the brief.',
        gate: 'The files named in the brief exist in the workspace.',
        retry: 1,
      }),
      stage('test', {
        run: ['node', '--test', 'test/double.test.mjs'],
        desc: 'Run the test command against the written files.',
        gate: 'The test command exits 0.',
        sendsBackTo: 'implement',
      }),
      stage('review', {
        panel: 'review',
        agree: 1,
        desc: 'Have both reviewers read the change and count the acceptances.',
        gate: 'At least one reviewer has accepted.',
        sendsBackTo: 'implement',
      }),