at path：
ROOT
/
wp-includes
/
blocks
/
missing
/
block.json
run：
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block.json
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2026-05-21 18:07:38
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{ "$schema": "https://schemas.wp.org/trunk/block.json", "apiVersion": 3, "name": "core/missing", "title": "Unsupported", "category": "text", "description": "Your site doesn’t include support for this block.", "textdomain": "default", "attributes": { "originalName": { "type": "string" }, "originalUndelimitedContent": { "type": "string" }, "originalContent": { "type": "string", "source": "raw" } }, "supports": { "className": false, "customClassName": false, "inserter": false, "html": false, "lock": false, "reusable": false, "renaming": false, "visibility": false, "interactivity": { "clientNavigation": true }, "customCSS": false } }