codeant-ai-for-open-source[bot] commented on PR #36538:
URL: https://github.com/apache/superset/pull/36538#issuecomment-3775519267
## **Sequence Diagram**
Shows the new "Export as Example" flow added in this PR where the frontend
requests an example bundle and the backend builds a ZIP containing Parquet data
and YAML configs for dashboard, datasets, and charts, then the browser
downloads it.
```mermaid
sequenceDiagram
participant User
participant Frontend as Browser/DownloadMenu
participant API as Superset API
participant ExportCmd as ExportExampleCommand
participant Bundle as ZIP (data.parquet + *.yaml)
User->>Frontend: Click "Export as Example"
Frontend->>API: GET /api/v1/dashboard/{id}/export_as_example/ (Accept:
application/zip)
API->>ExportCmd: Run export (gather dashboard, charts, datasets;
export_dataset_yaml + export_dataset_data -> Parquet)
ExportCmd-->>Bundle: Assemble files (dashboard.yaml, dataset.yaml,
charts/, data.parquet) and stream ZIP
API-->>Frontend: 200 OK (application/zip stream + Content-Disposition)
Frontend->>Frontend: Create blob, trigger download, show success toast
Frontend-->>User: Browser downloads ZIP (example bundle)
```
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