vumichien

Add authentication with Better Auth (TypeScript). Use for email/password, OAuth providers (Google, GitHub), 2FA/MFA, passkeys/WebAuthn, sessions, RBAC, rate limiting.

Design schemas, write queries for MongoDB and PostgreSQL. Use for database design, SQL/NoSQL queries, aggregation pipelines, indexes, migrations, replication, performance optimization, psql CLI.

Generate Manim animations from ideas, research papers, or math topics. Use when user asks to "make a video about X", "animate X", "explain X with Manim", or invokes /manim-video. Orchestrates a 4-role pipeline (researcher + planner + implementer + main) to produce out/<run-id>/video.mp4 with chrome (header bar + captions) and cross-fade transitions, plus storyboard, scenes, narration script, and captions.srt.