diff --git a/schema.json b/schema.json
index c433f60..2e38121 100644
--- a/schema.json
+++ b/schema.json
@@ -3501,6 +3501,18 @@
               "isDeprecated": false,
               "deprecationReason": null
             },
+            {
+              "name": "JSFrontmatterEngine",
+              "description": null,
+              "args": [],
+              "type": {
+                "kind": "SCALAR",
+                "name": "Boolean",
+                "ofType": null
+              },
+              "isDeprecated": false,
+              "deprecationReason": null
+            },
             {
               "name": "postCssPlugins",
               "description": null,
@@ -4836,7 +4848,7 @@
                 },
                 {
                   "name": "placeholder",
-                  "description": "Format of generated placeholder image, displayed while the main image loads.\nBLURRED: a blurred, low resolution image, encoded as a base64 data URI (default)\nDOMINANT_COLOR: a solid color, calculated from the dominant color of the image.\nTRACED_SVG: a low-resolution traced SVG of the image.\nNONE: no placeholder. Set \"background\" to use a fixed background color.",
+                  "description": "Format of generated placeholder image, displayed while the main image loads.\nBLURRED: a blurred, low resolution image, encoded as a base64 data URI\nDOMINANT_COLOR: a solid color, calculated from the dominant color of the image (default).\nTRACED_SVG: deprecated. Will use DOMINANT_COLOR.\nNONE: no placeholder. Set \"background\" to use a fixed background color.",
                   "type": {
                     "kind": "ENUM",
                     "name": "ImagePlaceholder",
@@ -20083,6 +20095,16 @@
               },
               "defaultValue": null
             },
+            {
+              "name": "JSFrontmatterEngine",
+              "description": null,
+              "type": {
+                "kind": "INPUT_OBJECT",
+                "name": "BooleanQueryOperatorInput",
+                "ofType": null
+              },
+              "defaultValue": null
+            },
             {
               "name": "postCssPlugins",
               "description": null,
@@ -21458,6 +21480,12 @@
               "isDeprecated": false,
               "deprecationReason": null
             },
+            {
+              "name": "pluginCreator___pluginOptions___JSFrontmatterEngine",
+              "description": null,
+              "isDeprecated": false,
+              "deprecationReason": null
+            },
             {
               "name": "pluginCreator___pluginOptions___postCssPlugins",
               "description": null,
@@ -22742,6 +22770,12 @@
               "isDeprecated": false,
               "deprecationReason": null
             },
+            {
+              "name": "pluginOptions___JSFrontmatterEngine",
+              "description": null,
+              "isDeprecated": false,
+              "deprecationReason": null
+            },
             {
               "name": "pluginOptions___postCssPlugins",
               "description": null,