feat: add images references

apps/api-service/src/services/core/GenerationService.ts

@@ -10,6 +10,7 @@ import type {
 import { ImageService } from './ImageService';
 import { AliasService } from './AliasService';
 import { ImageGenService } from '../ImageGenService';
+import { StorageFactory } from '../StorageFactory';
 import { buildWhereClause, buildEqCondition } from '@/utils/helpers';
 import { ERROR_MESSAGES, GENERATION_LIMITS } from '@/utils/constants';
 import type { ReferenceImage } from '@/types/api';
@@ -170,13 +171,36 @@ export class GenerationService {
     const buffers: ReferenceImage[] = [];
     const metadata: Array<{ imageId: string; alias: string }> = [];
 
-    // TODO: Implement proper storage key parsing and download
-    // For now, we'll skip reference image buffers and just store metadata
+    const storageService = await StorageFactory.getInstance();
+
     for (const [alias, resolution] of resolutions) {
       if (!resolution.image) {
         throw new Error(`${ERROR_MESSAGES.ALIAS_NOT_FOUND}: ${alias}`);
       }
 
+      const parts = resolution.image.storageKey.split('/');
+      if (parts.length < 4) {
+        throw new Error(`Invalid storage key format: ${resolution.image.storageKey}`);
+      }
+
+      const orgId = parts[0]!;
+      const projId = parts[1]!;
+      const category = parts[2]! as 'uploads' | 'generated' | 'references';
+      const filename = parts.slice(3).join('/');
+
+      const buffer = await storageService.downloadFile(
+        orgId,
+        projId,
+        category,
+        filename
+      );
+
+      buffers.push({
+        buffer,
+        mimetype: resolution.image.mimeType,
+        originalname: filename,
+      });
+
       metadata.push({
         imageId: resolution.imageId,
         alias,