Initial commit: FastAPI app with Loguru, PostgreSQL, and Docker Compose

Made-with: Cursor

.env.example

@@ -0,0 +1,8 @@
+# Copy to .env and adjust. Used by local `start.sh` and Docker Compose.
+
+POSTGRES_USER=postgres
+POSTGRES_PASSWORD=postgres
+POSTGRES_DB=operation_room
+
+# Async SQLAlchemy URL (asyncpg). For local dev against docker-compose.dev.yml:
+DATABASE_URL=postgresql+asyncpg://postgres:postgres@localhost:5432/operation_room