Update docs for conditional loading assets using render_callback · Issue #21838 · WordPress/gutenberg · GitHub
Example Gutenberg block with server-side rendering. Gutenberg edit() block creates interface. Gutenberg saves settings automatically, the PHP function passed as `render_callback` to `register_block_type` is used to create HTML for front-end rendering of
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Gutenberg Block Tutorial with registerBlockType() and NO Webpack, ES6, JSX or Babel - JavaScript for WordPress
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Block assets are not loading in WP pattern inserter · Issue #674 · AdvancedCustomFields/acf · GitHub
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