Added support for disabled blocks, throw warning at runtime

serializer/index.ts

@@ -53,7 +53,8 @@ export class Serializer {
         description: blockConfig.toolbar.description,
         category: blockConfig.toolbar.category,
         color: blockConfig.toolbar.bgColor
-      }
+      },
+      enabled: block.enabled
     } 
   }
 

serializer/types.ts

@@ -30,4 +30,5 @@ export interface SerializedBlock {
     icon?: string 
     color?: string 
   } 
+  enabled: boolean
 }