Fix bugs: endpoint selection, optional params, localStorage persistence

Fix click-to-add: use onadd callback from canvas

Fix click-to-add: use onadd callback from canvas

Fix click-to-add: use onadd callback from canvas

Click sidebar chips to add to canvas

Click sidebar chips to add to canvas

Collapse extra input params behind toggle

Collapse extra input params behind toggle

Update built JS bundle

Update built JS bundle

Add built template: src/backend/gradio_workflowcanvas/templates/component/sha256-wrapper-GDBS2T5O-C--_DOwM.js

Add built template: src/backend/gradio_workflowcanvas/templates/component/style.css

Add built template: src/backend/gradio_workflowcanvas/templates/component/index.js

Add built template: src/backend/gradio_workflowcanvas/templates/component/svelte_runtime_entry.js

Add built template: src/backend/gradio_workflowcanvas/templates/component/FileBlob-7MRLQ6TG-BnYwnBzC.js

Add src/backend/gradio_workflowcanvas/workflowcanvas.py

Add src/backend/gradio_workflowcanvas/__init__.py