- Updated docker-compose.yml to use context and dockerfile for the app service, and removed unnecessary db service configuration.
- Modified Dockerfile to use the official Rust nightly image and streamlined the build process with updated working directories and runtime dependencies.
- Changed API description in root handler to reflect the correct endpoint for fetching the current hospital.
- Introduced a Dockerfile for building the application using a multi-stage build process.
- Added docker-compose.yml to define services for the application and PostgreSQL database.
- Updated README.md with instructions for running the application using Docker and Docker Compose.