Use when a CI pipeline (GitLab / GitHub Actions / Bitbucket / etc.) failed or is stuck, when prod deploy seems broken, when the user says "пайплайн не прошёл" / "CI красный" / "deploy упал" / "прод лежит", or when investigating any CI/CD or production…
Use when touching any endpoint/handler/query/event/migration involving user-gated content (courses, materials, articles, posts, files, etc.) — creating or editing endpoints that return or mutate such content, adding new content entity types, changing…
Use when implementing a new feature — orchestrates the full chain brainstorm → architect/plan → implement → test → review → verify → docs. Triggers on phrases like "implement feature", "add feature", "build feature", "новая фича", "сделай фичу", or the…
Use when fixing a bug, crash, regression, broken endpoint, or any reported wrong behavior — orchestrates the full chain investigate (root cause) → reproducer test → minimal fix → review → verify. Triggers on phrases like "fix bug", "fix the issue", "почини…
Use when the user reports any error, bug, exception, unexpected behavior, or broken functionality — systematically investigates containers, service logs, database state, code, browser, and traces to find root cause, then fixes it
Use when a custom MCP server doesn't have a tool needed for an operation in your project — decides whether to add a tool-only wrapper (if backend endpoint exists) or to add a new backend endpoint + tool, then walks through the implementation and verification…
Deep code review for a backend service and/or the frontend. Checks security vulnerabilities, performance, architecture compliance, code cleanliness, DB access patterns, messaging, auth, tests, and production readiness. Triggers on "review service", "review…