- Introduced `docker-compose.prod.yml` to define services for production deployment, including PostgreSQL, FastAPI backend, frontend, and Redis.
- Created `env.production.template` to outline necessary environment variables for production, ensuring sensitive data is not committed.
- Added `PRODUCTION.md` as a deployment guide detailing the setup process using Docker Compose and Gitea Actions for CI/CD.
- Implemented Gitea workflows for build, test, and deployment processes to streamline production updates.
- Updated backend and frontend Dockerfiles for optimized production builds and configurations.
- Enhanced application settings to support environment-specific configurations, including CORS and health checks.
- Added support for refresh tokens in the authentication backend, allowing users to obtain new access tokens using valid refresh tokens.
- Created a new `BearerResponseWithRefresh` model to structure responses containing both access and refresh tokens.
- Updated the `AuthenticationBackend` to handle login and logout processes with refresh token support.
- Introduced a new `/auth/jwt/refresh` endpoint to facilitate token refreshing, validating the refresh token and generating new tokens as needed.
- Modified OAuth callback logic to generate and return both access and refresh tokens upon successful authentication.
- Updated frontend API service to send the refresh token in the Authorization header for token refresh requests.
- Added support for recurring expenses, allowing users to define recurrence patterns (daily, weekly, monthly, yearly) for expenses.
- Introduced `RecurrencePattern` model to manage recurrence details and linked it to the `Expense` model.
- Implemented background job scheduling using APScheduler to automatically generate new expenses based on defined patterns.
- Updated expense creation logic to handle recurring expenses, including validation and database interactions.
- Enhanced frontend components to allow users to create and manage recurring expenses through forms and lists.
- Updated documentation to reflect new features and usage guidelines for recurring expenses.
