diff -r be944660c56a -r 3d72ae0968f4 wp/wp-includes/blocks/post-author/block.json
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/wp/wp-includes/blocks/post-author/block.json	Tue Sep 27 16:37:53 2022 +0200
@@ -0,0 +1,58 @@
+{
+	"$schema": "https://schemas.wp.org/trunk/block.json",
+	"apiVersion": 2,
+	"name": "core/post-author",
+	"title": "Post Author",
+	"category": "theme",
+	"description": "Display post author details such as name, avatar, and bio.",
+	"textdomain": "default",
+	"attributes": {
+		"textAlign": {
+			"type": "string"
+		},
+		"avatarSize": {
+			"type": "number",
+			"default": 48
+		},
+		"showAvatar": {
+			"type": "boolean",
+			"default": true
+		},
+		"showBio": {
+			"type": "boolean"
+		},
+		"byline": {
+			"type": "string"
+		}
+	},
+	"usesContext": [ "postType", "postId", "queryId" ],
+	"supports": {
+		"html": false,
+		"spacing": {
+			"margin": true,
+			"padding": true
+		},
+		"typography": {
+			"fontSize": true,
+			"lineHeight": true,
+			"__experimentalFontStyle": true,
+			"__experimentalFontWeight": true,
+			"__experimentalLetterSpacing": true,
+			"__experimentalTextTransform": true,
+			"__experimentalDefaultControls": {
+				"fontSize": true
+			}
+		},
+		"color": {
+			"gradients": true,
+			"link": true,
+			"__experimentalDuotone": ".wp-block-post-author__avatar img",
+			"__experimentalDefaultControls": {
+				"background": true,
+				"text": true
+			}
+		}
+	},
+	"editorStyle": "wp-block-post-author-editor",
+	"style": "wp-block-post-author"
+}