[patch] 修正ks3问题且优化pillow依赖安装时间

.gitea/scripts/upload_installer_to_ks3.py

@@ -96,9 +96,10 @@ def upload_installer(connection, installer_path):
             policy='public-read'  # Set ACL policy
         )
         
-        # Generate download URL (using HTTPS)
+        # Generate download URL (using KS3 third-level domain format)
+        # Format: https://{bucket}.{endpoint}/{key}
         protocol = 'https' if KS3_IS_SECURE else 'http'
-        download_url = f"{protocol}://{KS3_ENDPOINT}/{KS3_BUCKET}/{ks3_key}"
+        download_url = f"{protocol}://{KS3_BUCKET}.{KS3_ENDPOINT}/{ks3_key}"
         
         logger.info(f"Upload successful!")
         logger.info(f"Download URL: {download_url}")