removed doc and docx and added txt to allowed file types (opendatahub-io#5700)

Author: ikeola13

packages/gen-ai/bff/openapi/src/gen-ai.yaml

@@ -1446,7 +1446,7 @@ components:
         file:
           type: string
           format: binary
-          description: File to upload (max 512MB, supports PDF, TXT, DOC, etc.)
+          description: File to upload (max 512MB, supports PDF, TXT, CSV)
         vector_store_id:
           type: string
           example: 'vs_abc123-def456'

packages/gen-ai/frontend/src/app/Chatbot/const.ts

@@ -47,11 +47,10 @@ export const FILE_UPLOAD_CONFIG = {
   MAX_FILES_IN_VECTOR_STORE: 10, // Maximum number of files allowed in vector store
   ALLOWED_FILE_TYPES: {
     'application/pdf': ['.pdf'],
-    'application/msword': ['.doc'],
-    'application/vnd.openxmlformats-officedocument.wordprocessingml.document': ['.docx'],
     'text/csv': ['.csv'],
+    'text/plain': ['.txt'],
   },
-  ACCEPTED_EXTENSIONS: '.pdf,.doc,.docx,.csv',
+  ACCEPTED_EXTENSIONS: '.pdf,.csv,.txt',
 } as const;
 
 // Error handling constants

packages/gen-ai/frontend/src/app/Chatbot/sourceUpload/ChatbotSourceUploadPanel.tsx

@@ -109,7 +109,7 @@ const ChatbotSourceUploadPanel: React.FC<ChatbotSourceUploadPanelProps> = ({
             </Button>
           </div>
           <div className="pf-v6-c-multiple-file-upload__info">
-            Upload up to 10 PDF, DOC or CSV files. Maximum size{' '}
+            Upload up to 10 PDF, CSV or TXT files. Maximum size{' '}
             {FILE_UPLOAD_CONFIG.MAX_FILE_SIZE / (1024 * 1024)} mb per file.
           </div>
           <input