chore(chartjs): add metadata for circlepacking-basic

Author: github-actions[bot]

plots/circlepacking-basic/metadata/javascript/chartjs.yaml

@@ -0,0 +1,21 @@
+# Per-library metadata for chartjs implementation of circlepacking-basic
+# Auto-generated by impl-generate.yml
+
+library: chartjs
+language: javascript
+specification_id: circlepacking-basic
+created: '2026-09-02T15:50:33Z'
+updated: '2026-09-02T15:50:33Z'
+generated_by: claude-sonnet
+workflow_run: 33649026730
+issue: 2498
+language_version: 22.23.2
+library_version: 4.4.7
+preview_url_light: https://storage.googleapis.com/anyplot-images/plots/circlepacking-basic/javascript/chartjs/plot-light.png
+preview_url_dark: https://storage.googleapis.com/anyplot-images/plots/circlepacking-basic/javascript/chartjs/plot-dark.png
+preview_html_light: https://storage.googleapis.com/anyplot-images/plots/circlepacking-basic/javascript/chartjs/plot-light.html
+preview_html_dark: https://storage.googleapis.com/anyplot-images/plots/circlepacking-basic/javascript/chartjs/plot-dark.html
+quality_score: null
+review:
+  strengths: []
+  weaknesses: []