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.

.gitignore

@@ -173,7 +173,7 @@ cython_debug/
 #  be found at https://github.com/github/gitignore/blob/main/Global/JetBrains.gitignore
 #  and can be added to the global gitignore or merged into this file.  For a more nuclear
 #  option (not recommended) you can uncomment the following to ignore the entire idea folder.
-#.idea/
+.idea/
 
 # Abstra
 # Abstra is an AI-powered process automation framework.
@@ -186,7 +186,7 @@ cython_debug/
 #  that can be found at https://github.com/github/gitignore/blob/main/Global/VisualStudioCode.gitignore
 #  and can be added to the global gitignore or merged into this file. However, if you prefer, 
 #  you could uncomment the following to ignore the entire vscode folder
-# .vscode/
+.vscode/
 
 # Ruff stuff:
 .ruff_cache/
@@ -205,3 +205,32 @@ cython_debug/
 marimo/_static/
 marimo/_lsp/
 __marimo__/
+
+# Ignore Docker volumes
+docker-compose.override.yml
+**/db_data/
+**/kafka-volume/
+**/zookeeper-volume/
+**/mage_data/
+**/minio_data/
+**/venv/
+**/certs/*.pem
+**/certs/*.der
+**/certs/*.csr
+**/deploy/*.yaml
+scouter/.file_versions/
+scouter/pipelines/**/triggers.yaml
+**/postgres_data/**
+
+# Ignore Python cache files
+*.pyc
+*.pyo
+*.pyd
+
+# Ignore temporary files
+*.swp
+
+# Miscellaneous
+git_key*
+git_log
+tmp/