fix

src/services/upload.service.ts

@@ -146,6 +146,37 @@ class UploadService {
     const encodedKey = encodeURIComponent(fileKey);
     await api.delete(`${this.basePath}/${encodedKey}`);
   }
+
+  /**
+   * Upload avatar image (uses agent profile ID as filename for auto-replacement)
+   */
+  async uploadAvatar(
+    file: File,
+    onProgress?: (progress: UploadProgress) => void
+  ): Promise<UploadedFile> {
+    // Step 1: Get presigned URL from backend (uses agent ID as filename)
+    const response = await api.post<{ data: PresignedUrlResponse }>(
+      `${this.basePath}/avatar-presigned-url`,
+      {
+        filename: file.name,
+        contentType: file.type,
+      }
+    );
+    const { uploadUrl, publicUrl, key } = response.data.data;
+
+    // Step 2: Upload directly to S3
+    await this.uploadToS3(uploadUrl, file, onProgress);
+
+    // Step 3: Return uploaded file info
+    return {
+      id: key,
+      name: file.name,
+      size: file.size,
+      type: file.type,
+      url: publicUrl,
+      uploadedAt: new Date().toISOString(),
+    };
+  }
 }
 
 export const uploadService = new UploadService();