Update README.md to clarify data streaming and storage features
- Revised descriptions for Real-time Data Streaming and Persistent Storage to emphasize historical data streaming capabilities.
- Updated Data Manager section to reflect the integration of both MongoDB and Kafka for data management.
- Enhanced configuration example in the prerequisites section with additional fields for server configuration.
Remove deprecated files and enhance documentation
- Deleted `coverage.sh`, `docker-compose.yaml`, `Dockerfile`, and simulator-related files to streamline the project structure.
- Updated `README.md` to provide a comprehensive overview of the OPC Ingestor, including features, architecture, installation, usage, and troubleshooting.
- Enhanced docstrings across various classes and methods in the `ingestor` module for better clarity and maintainability.
- Improved Prometheus metrics documentation in `metrics.py` to ensure proper monitoring and observability of the system.
Refactor ingestor lease management and update Docker configurations
- Updated CMD in Dockerfile to use the correct application entry point.
- Added docker compose command to remove volumes in README.
- Removed unnecessary restart policy from ingestor service in docker-compose.yaml.
- Refactored manage_leases method in Ingestor class to improve clarity and parameter naming.
- Added get_number_of_leases method in IngestorManager to retrieve active leases.
- Implemented get_all_leases method in ResourceManager to fetch active leases from Redis.
- Enhanced unit tests for lease management in test_ingestor_manager and test_resource_manager.
Refactor OpcManager initialization and unsubscribe method; enhance logging
- Removed the `initialize_from_config` method from `OpcManager` class and adjusted the constructor to handle configuration directly.
- Improved the `unsubscribe` method to include detailed logging for non-existent subscriptions.
- Updated tests in `test_opc_manager.py` to reflect changes in the `OpcManager` class.
- Commented out Docker-related fixtures in `conftest.py` for potential future use.
- Enhanced test coverage in `test_single_node.py` and `test_data_manager.py` with additional scenarios and assertions.
- Introduced new methods in `Ingestor` and `IngestorManager` classes to manage server subscriptions and leases more effectively.
- Added new tests for `Ingestor` class to validate initialization and slot management logic.
- Implemented logging improvements across various classes to ensure better traceability of actions and errors.
Enhance README and Docker setup; improve IngestorManager and DataManager functionality, add error handling, and implement unit tests for OPC initialization and subscription management.
