SIENTIAPDE-1049

Update ingestor and data manager for improved shutdown handling and logging

- Incremented project version in quality gate configuration.
- Commented out ingestor service in docker-compose for clarity.
- Enhanced main loop in app.py to handle exit signals and exceptions.
- Added shutdown methods in Ingestor and DataManager classes for graceful resource cleanup.
- Updated unit tests to validate shutdown behavior and exception handling.
- Introduced coverage configuration to omit specific files.

.github/workflows/quality-gate.yml

@@ -80,4 +80,5 @@ jobs:
             -Dsonar.host.url=$SONAR_HOST_URL \
             -Dsonar.token=$SONAR_TOKEN \
             -Dsonar.python.version=3.11 \
-            -Dsonar.projectVersion=1.0.0
+            -Dsonar.projectVersion=1.0.1 \
+            -Dsonar.coverage.exclusions=ingestor/app.py