SIENTIAPDE-1243: Initial commit of the model manager project, adding core files and configurations.

This commit introduces the initial project structure, including:
- .env.example: Example environment configuration.
- .github/workflows/quality-gate.yml: CI workflow for quality checks.
- .gitignore: Specifies intentionally untracked files that Git should ignore.
- Makefile: Automation of tasks like docker builds.
- README.md: Project documentation.
- Source code for model management, activities, utils, worker and workflows.
- Test suite.
- Dockerfile for the simulator.
- sonar-project.properties: SonarQube configuration file.
- values.yaml: Helm chart values for deployment.

sonar-project.properties

@@ -0,0 +1,11 @@
+sonar.projectKey=Aignosi_sientia-dataops-laborious_temporal_beaec423-6c42-4f26-8134-b676287b499d
+sonar.projectName=sientia-dataops-laborious_temporal
+sonar.sources=laborious
+sonar.tests=tests
+sonar.projectVersion=1.0.0
+sonar.coverage.exclusions=laborious/worker/worker.py
+sonar.qualitygate.wait=true
+sonar.qualitygate.timeout=300
+sonar.python.coverage.reportPaths=coverage.xml
+sonar.python.xunit.reportPath=pytest.xml
+sonar.python.version=3.11