Enable test coverage collection for SonarQube analysis

- Uncomment testCommand to run pytest with coverage reporting
- Update sonar-project.properties to properly track src directory
- Now generates coverage.xml for SonarQube quality metrics
- Matches Retail-Catalog-Enrichment working setup
- Enables full code quality analysis and metrics

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Haiku 4.5 <noreply@anthropic.com>

Author: karthikt-nvidia

.github/workflows/sonarqube.yml

@@ -14,7 +14,7 @@ jobs:
       # Language and test configuration
       language: python
       languageVersion: '3.11'
-      # testCommand: pytest --cov=chain_server,inventory_retriever,memory_retriever,guardrails --cov-report=xml
+      testCommand: pytest tests/ --cov=src --cov-report=xml
 
       # Project creation parameters
       organization: TEGRASW

sonar-project.properties

@@ -5,7 +5,7 @@
 sonar.sourceEncoding=UTF-8
 
 # Source code location
-sonar.sources=.
+sonar.sources=src
 sonar.exclusions=**/*_test.py,**/.git/**,**/venv/**,**/node_modules/**,.github/**,build/**,dist/**
 
 # Python specific settings