Add a new pretix capability to pretix-agent-mcp as an MCP tool — the registry contract, capability classification, output shaping, and the tests it needs. Use when adding, changing or reviewing a tool in pretixagentmcp/tools/, or when a pretix feature is not yet exposed to agents.
AGENTS.md instructions for bitcoinaustria/pretix-agent-mcp, covering working in pretix-agent-mcp, quality gates, non-negotiables, layout and writing a tool.
Claude Code instructions for bitcoinaustria/pretix-agent-mcp, a project described as: MCP server that lets AI agents run a self-hosted pretix instance — without the API credential ever reaching the agent.