Initial commit: Data Intelligence Report Generator

- Oracle ERP ROA integration with sales analytics and margin analysis
- Excel multi-sheet reports with conditional formatting
- PDF executive summaries with charts via ReportLab
- Optimized SQL queries (no cartesian products)
- Docker support for cross-platform deployment
- Configurable alert thresholds for business intelligence

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

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

.gitignore

@@ -0,0 +1,28 @@
+# Virtual environment
+.venv/
+venv/
+ENV/
+
+# Python cache
+__pycache__/
+*.py[cod]
+*$py.class
+*.so
+
+# Environment variables (contains secrets)
+.env
+
+# Output files
+output/
+*.xlsx
+*.pdf
+
+# IDE
+.vscode/
+.idea/
+*.swp
+*.swo
+
+# OS
+.DS_Store
+Thumbs.db