add placeholder

superpage/src/content.config.ts

@@ -13,24 +13,26 @@ const trainers = defineCollection({
 
 const courses = defineCollection({
   loader: glob({ pattern: '**/*.md', base: './src/data/courses' }),
-  schema: z.object({
-    id: z.string(),
-    title: z.string(),
-    summary: z.string(),
-    slug: z.string(),
-    course: z.object({
-      hours: z.number(),
-      reciclagem: z.boolean().default(false),
-      modules: z.array(z.string()),
-      trainer: reference('trainers').optional(),
+  schema: ({ image }) =>
+    z.object({
+      id: z.string(),
+      title: z.string(),
+      summary: z.string(),
+      slug: z.string(),
+      img: image().optional(),
+      course: z.object({
+        hours: z.number(),
+        reciclagem: z.boolean().default(false),
+        modules: z.array(z.string()),
+        trainer: reference('trainers').optional(),
+      }),
+      seo: z
+        .object({
+          tags: z.array(z.string()),
+        })
+        .optional(),
+      draft: z.boolean().default(true),
     }),
-    seo: z
-      .object({
-        tags: z.array(z.string()),
-      })
-      .optional(),
-    draft: z.boolean().default(true),
-  }),
 })
 
 export const collections = { trainers, courses }