enh: RAG full context mode

backend/open_webui/routers/retrieval.py

@@ -351,6 +351,7 @@ async def get_rag_config(request: Request, user=Depends(get_admin_user)):
     return {
         "status": True,
         "pdf_extract_images": request.app.state.config.PDF_EXTRACT_IMAGES,
+        "RAG_FULL_CONTEXT": request.app.state.config.RAG_FULL_CONTEXT,
         "enable_google_drive_integration": request.app.state.config.ENABLE_GOOGLE_DRIVE_INTEGRATION,
         "content_extraction": {
             "engine": request.app.state.config.CONTENT_EXTRACTION_ENGINE,
@@ -463,6 +464,7 @@ class WebConfig(BaseModel):
 
 
 class ConfigUpdateForm(BaseModel):
+    RAG_FULL_CONTEXT: Optional[bool] = None
     pdf_extract_images: Optional[bool] = None
     enable_google_drive_integration: Optional[bool] = None
     file: Optional[FileConfig] = None
@@ -482,6 +484,12 @@ async def update_rag_config(
         else request.app.state.config.PDF_EXTRACT_IMAGES
     )
 
+    request.app.state.config.RAG_FULL_CONTEXT = (
+        form_data.RAG_FULL_CONTEXT
+        if form_data.RAG_FULL_CONTEXT is not None
+        else request.app.state.config.RAG_FULL_CONTEXT
+    )
+
     request.app.state.config.ENABLE_GOOGLE_DRIVE_INTEGRATION = (
         form_data.enable_google_drive_integration
         if form_data.enable_google_drive_integration is not None
@@ -588,6 +596,7 @@ async def update_rag_config(
     return {
         "status": True,
         "pdf_extract_images": request.app.state.config.PDF_EXTRACT_IMAGES,
+        "RAG_FULL_CONTEXT": request.app.state.config.RAG_FULL_CONTEXT,
         "file": {
             "max_size": request.app.state.config.FILE_MAX_SIZE,
             "max_count": request.app.state.config.FILE_MAX_COUNT,
@@ -1379,7 +1388,7 @@ async def process_web_search(
                 docs,
                 collection_name,
                 overwrite=True,
-                user=user
+                user=user,
             )
 
             return {