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>

docker-compose.yml

@@ -0,0 +1,19 @@
+services:
+  report-generator:
+    build: .
+    volumes:
+      # Mount output directory for generated reports
+      - ./output:/app/output
+      # Mount .env file (create from .env.example)
+      - ./.env:/app/.env:ro
+    environment:
+      # For Docker Desktop on Windows: host.docker.internal resolves to Windows host
+      # Override ORACLE_HOST if needed
+      - ORACLE_HOST=${ORACLE_HOST:-host.docker.internal}
+      - ORACLE_PORT=${ORACLE_PORT:-1521}
+      - ORACLE_SERVICE=${ORACLE_SERVICE:-XEPDB1}
+      - ORACLE_USER=${ORACLE_USER:-FIRMA}
+      - ORACLE_PASSWORD=${ORACLE_PASSWORD:-PAROLA}
+    # Add host.docker.internal for Linux Docker (not needed on Windows/Mac)
+    extra_hosts:
+      - "host.docker.internal:host-gateway"