{
  "hooks": {
    "PostToolUse": [
      {
        "matcher": "Bash",
        "hooks": [
          {
            "type": "command",
            "command": "printf '%s' \"$TOOL_INPUT\" | grep -qE 'git\\s+(commit|merge|cherry-pick|rebase)' && [ -f .understand-anything/config.json ] && grep -q '\"autoUpdate\".*true' .understand-anything/config.json && [ -f .understand-anything/knowledge-graph.json ] && echo \"[understand-anything] Commit detected with auto-update enabled. Read .understand-anything/hooks/auto-update-prompt.md and execute its instructions to incrementally update the knowledge graph.\" || true"
          }
        ]
      }
    ],
    "UserTriggered": [
      {
        "name": "Baseline Spec Status",
        "description": "Create a baseline snapshot of all spec files. Saves timestamped copy to baselines/ folder.",
        "command": "python {{SCRIPTS_DIR}}/understand-baseline/baseline.py"
      },
      {
        "name": "Export Spec to PDF",
        "description": "Export all spec markdown files to PDF in the pdf/ folder.",
        "command": "python {{SCRIPTS_DIR}}/understand-export/md_to_pdf.py"
      },
      {
        "name": "Spec Progress Report",
        "description": "Generate a progress report comparing current spec files against the most recent baseline.",
        "command": "python {{SCRIPTS_DIR}}/understand-report/report.py"
      }
    ],
    "FileEdited": [
      {
        "name": "Render Mermaid Diagrams",
        "description": "When diagrams.mermaid.md is edited, render all Mermaid diagrams to PNG.",
        "patterns": ["**/diagrams.mermaid.md"],
        "command": "python {{SCRIPTS_DIR}}/understand-mermaid/render_mermaid.py"
      }
    ]
  }
}