JSON schema: Update schema for background support

docs/reference-guides/theme-json-reference/theme-json-living.md

@@ -107,6 +107,7 @@ Settings related to background.
 | Property  | Type   | Default | Props  |
 | ---       | ---    | ---    |---   |
 | backgroundImage | boolean | false |  |
+| backgroundSize | boolean | false |  |
 
 ---
 

schemas/json/block.json

@@ -341,6 +341,22 @@
 						}
 					}
 				},
+				"background": {
+					"type": "object",
+					"description": "This value signals that a block supports some of the CSS style properties related to background. When it does, the block editor will show UI controls for the user to set their values if the theme declares support.\n\nWhen the block declares support for a specific background property, its attributes definition is extended to include the style attribute.",
+					"properties": {
+						"backgroundImage": {
+							"type": "boolean",
+							"description": "Allow blocks to define a background image.",
+							"default": false
+						},
+						"backgroundSize": {
+							"type": "boolean",
+							"description": "Allow blocks to define a background position, size, and whether it repeats.",
+							"default": false
+						}
+					}
+				},
 				"html": {
 					"type": "boolean",
 					"description": "By default, a block’s markup can be edited individually. To disable this behavior, set html to false.",

schemas/json/theme.json

@@ -258,6 +258,11 @@
 							"description": "Allow users to set a background image.",
 							"type": "boolean",
 							"default": false
+						},
+						"backgroundSize": {
+							"description": "Allow users to set a background position, size, and whether it repeats.",
+							"type": "boolean",
+							"default": false
 						}
 					},
 					"additionalProperties": false