Initial commit: Sale packages

odoo-bringout-oca-ocb-event_sale/doc/REPORTS.md

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+# Reports
+
+Report definitions and templates in event_sale.
+
+```mermaid
+classDiagram
+    class EventSaleReport
+    Model <|-- EventSaleReport
+```
+
+## Available Reports
+
+### Analytical/Dashboard Reports
+- **Revenues** (Analysis/Dashboard)
+
+
+## Report Files
+
+- **event_event_templates.xml** (XML template/definition)
+- **event_sale_report.py** (Python logic)
+- **event_sale_report_views.xml** (XML template/definition)
+- **__init__.py** (Python logic)
+
+## Notes
+- Named reports above are accessible through Odoo's reporting menu
+- Python files define report logic and data processing
+- XML files contain report templates, definitions, and formatting
+- Reports are integrated with Odoo's printing and email systems