🔀 feat: Save & Submit Message Content Parts (#8171)

* 🐛 fix: Enhance provider validation and error handling in getProviderConfig function

* WIP: edit text part

* refactor: Allow updating of both TEXT and THINK content types in message updates

* WIP: first pass, save & submit

* chore: remove legacy generation user message field

* feat: merge edited content

* fix: update placeholder and description for bedrock setting

* fix: remove unsupported warning message for AI resubmission

api/server/controllers/agents/request.js

@@ -14,8 +14,11 @@ const AgentController = async (req, res, next, initializeClient, addTitle) => {
     text,
     endpointOption,
     conversationId,
+    isContinued = false,
+    editedContent = null,
     parentMessageId = null,
     overrideParentMessageId = null,
+    responseMessageId: editedResponseMessageId = null,
   } = req.body;
 
   let sender;
@@ -67,7 +70,7 @@ const AgentController = async (req, res, next, initializeClient, addTitle) => {
             handler();
           }
         } catch (e) {
-          // Ignore cleanup errors
+          logger.error('[AgentController] Error in cleanup handler', e);
         }
       }
     }
@@ -155,7 +158,7 @@ const AgentController = async (req, res, next, initializeClient, addTitle) => {
       try {
         res.removeListener('close', closeHandler);
       } catch (e) {
-        // Ignore
+        logger.error('[AgentController] Error removing close listener', e);
       }
     });
 
@@ -163,10 +166,14 @@ const AgentController = async (req, res, next, initializeClient, addTitle) => {
       user: userId,
       onStart,
       getReqData,
+      isContinued,
+      editedContent,
       conversationId,
       parentMessageId,
       abortController,
       overrideParentMessageId,
+      isEdited: !!editedContent,
+      responseMessageId: editedResponseMessageId,
       progressOptions: {
         res,
       },