integration-test-guard

Ensure MCP-server / API changes in the touchdesigner-mcp repo ship with integration-test coverage. Use when you modify the MCP server, tool definitions/handlers, the OpenAPI schema, the TD HTTP client, the transport layer, or the TD-side Python API (src/api, src/features/tools, src/server, src/tdClient, src/transport, td/modules/mcp). Also triggered by the integration-test-guard PreToolUse hook, which blocks a git…