Add missing constraints

Author: moon0326

special-pages/pages/new-tab/messages/omnibar_submitChat.notify.json

@@ -15,12 +15,13 @@
       "$ref": "./types/open-target.json"
     },
     "modelId": {
-      "description": "The selected AI model identifier",
+      "description": "The selected AI model identifier. Optional - if not provided, the backend will use the default model.",
       "type": "string"
     },
     "images": {
-      "description": "Images to attach to the chat",
+      "description": "Images to attach to the chat. Optional - maximum 3 images, each up to 5MB. WebP images are converted to PNG.",
       "type": "array",
+      "maxItems": 3,
       "items": {
         "type": "object",
         "required": ["data", "format"],
@@ -30,8 +31,9 @@
             "type": "string"
           },
           "format": {
-            "description": "Image format, e.g. jpeg, png, webp",
-            "type": "string"
+            "description": "Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.",
+            "type": "string",
+            "enum": ["jpeg", "png"]
           }
         }
       }

special-pages/pages/new-tab/types/new-tab.ts

@@ -608,22 +608,82 @@ export interface SubmitChatAction {
   chat: string;
   target: OpenTarget;
   /**
-   * The selected AI model identifier
+   * The selected AI model identifier. Optional - if not provided, the backend will use the default model.
    */
   modelId?: string;
   /**
-   * Images to attach to the chat
+   * Images to attach to the chat. Optional - maximum 3 images, each up to 5MB. WebP images are converted to PNG.
+   *
+   * @maxItems 3
    */
-  images?: {
-    /**
-     * Base64-encoded image data (without data URL prefix)
-     */
-    data: string;
-    /**
-     * Image format, e.g. jpeg, png, webp
-     */
-    format: string;
-  }[];
+  images?:
+    | []
+    | [
+        {
+          /**
+           * Base64-encoded image data (without data URL prefix)
+           */
+          data: string;
+          /**
+           * Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.
+           */
+          format: "jpeg" | "png";
+        }
+      ]
+    | [
+        {
+          /**
+           * Base64-encoded image data (without data URL prefix)
+           */
+          data: string;
+          /**
+           * Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.
+           */
+          format: "jpeg" | "png";
+        },
+        {
+          /**
+           * Base64-encoded image data (without data URL prefix)
+           */
+          data: string;
+          /**
+           * Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.
+           */
+          format: "jpeg" | "png";
+        }
+      ]
+    | [
+        {
+          /**
+           * Base64-encoded image data (without data URL prefix)
+           */
+          data: string;
+          /**
+           * Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.
+           */
+          format: "jpeg" | "png";
+        },
+        {
+          /**
+           * Base64-encoded image data (without data URL prefix)
+           */
+          data: string;
+          /**
+           * Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.
+           */
+          format: "jpeg" | "png";
+        },
+        {
+          /**
+           * Base64-encoded image data (without data URL prefix)
+           */
+          data: string;
+          /**
+           * Image format after processing. Only 'jpeg' or 'png' are sent. JPEG is preserved for .jpg/.jpeg files, all others (including WebP) are converted to PNG.
+           */
+          format: "jpeg" | "png";
+        }
+      ];
 }
 /**
  * Generated from @see "../messages/omnibar_submitSearch.notify.json"