feat: add File Upload node functionality and related components

- Implemented File Upload node with support for uploading files to the sandbox.
- Added necessary UI components including node panel and default configurations.
- Enhanced workflow constants and enums to include File Upload.
- Updated error handling for file upload operations.
- Integrated File Upload into existing workflow structure, ensuring compatibility with variable handling and output management.
- Added translations for new File Upload features in workflow.json.

web/app/components/workflow/constants/node.ts

@@ -2,9 +2,10 @@ import agentDefault from '@/app/components/workflow/nodes/agent/default'
 import assignerDefault from '@/app/components/workflow/nodes/assigner/default'
 import codeDefault from '@/app/components/workflow/nodes/code/default'
 import commandDefault from '@/app/components/workflow/nodes/command/default'
-
 import documentExtractorDefault from '@/app/components/workflow/nodes/document-extractor/default'
 
+import fileUploadDefault from '@/app/components/workflow/nodes/file-upload/default'
+
 import httpRequestDefault from '@/app/components/workflow/nodes/http/default'
 import humanInputDefault from '@/app/components/workflow/nodes/human-input/default'
 import ifElseDefault from '@/app/components/workflow/nodes/if-else/default'
@@ -36,6 +37,7 @@ export const WORKFLOW_COMMON_NODES = [
   loopEndDefault,
   codeDefault,
   commandDefault,
+  fileUploadDefault,
   templateTransformDefault,
   variableAggregatorDefault,
   documentExtractorDefault,