Displays a prominent warning banner indicating a feature or API is no longer supported.
| Surface | Note |
|---|---|
| googlechat | Box styling lost, collapses into standard text with manual prefix. |
| Alert background colors and icons frequently drop out. |
| Field | Type | |
|---|---|---|
| alternative | string. Recommended migration path or replacement feature. | required |
| removal_version | string. Optional version when the feature will be removed. | optional |
{
"type": "deprecation_notice",
"alternative": "new_component"
}{
"identifier": "urn:air:a2uicatalog.ai:atom:deprecation_notice",
"displayName": "Deprecation Notice",
"type": "application/vnd.a2ui.atom+json",
"url": "https://a2uicatalog.ai/atoms/deprecation_notice",
"capabilities": [
"web",
"apps-script-web"
],
"description": "Displays a prominent warning banner indicating a feature or API is no longer supported.",
"representativeQueries": [
"show a warning banner for deprecated features or unsupported APIs",
"displays a prominent warning banner indicating a feature or api is no longer supported.",
"render a deprecation notice"
]
}The renderer is open source. Deploy your own instance in 4 commands — you own the URL, no dependency on the demo endpoint.
git clone https://github.com/a2uicatalog/a2ui
cd apps-script-surface/gas-schema-renderer
clasp push && clasp deploy