ghcp-elevator-dispatch

Use when: adding basement support, B1, floor -1, elevator floor ranges, basement passengers, basement API state, basement dashboard rendering, or validating all floors remain accessible in the elevator dispatch simulation.

Set up a containerized PostgreSQL database inside a GitHub Codespaces dev container with Docker Compose. Use when adding Postgres to a devcontainer, creating docker-compose.yml for a database service, writing init SQL scripts, or wiring DATABASE_URL into a Python FastAPI project.

Inspect and test the elevator dispatch PostgreSQL schema with psql. Use when listing database schemas, describing tables, querying row counts, checking passenger_events, simulation_runs, scenarios, or validating the devcontainer Postgres sidecar.