chore: update prompts (#7091)

packages/backend/server/src/data/migrations/1716882419364-update-prompts.ts

@@ -0,0 +1,13 @@
+import { PrismaClient } from '@prisma/client';
+
+import { refreshPrompts } from './utils/prompts';
+
+export class UpdatePrompts1716882419364 {
+  // do the migration
+  static async up(db: PrismaClient) {
+    await refreshPrompts(db);
+  }
+
+  // revert the migration
+  static async down(_db: PrismaClient) {}
+}

packages/backend/server/src/data/migrations/utils/prompts.ts

@@ -159,7 +159,7 @@ export const prompts: Prompt[] = [
       {
         role: 'user',
         content:
-          'Please understand this image and generate a short caption. {{content}}',
+          'Please understand this image and generate a short caption. Limit it to 20 words. {{content}}',
       },
     ],
   },