claude-code/plugins/learning-output-style/hooks/hooks.json

{
  "description": "Learning mode hook that adds interactive learning instructions",
  "hooks": {
    "SessionStart": [
      {
        "matcher": "*",
        "hooks": [
          {
            "type": "command",
            "command": "${CLAUDE_PLUGIN_ROOT}/hooks-handlers/session-start.sh"
          }
        ]
      }
    ]
  }
}