Feature/Code Interpreter (#3183)

* Base changes for ServerSide Events (instead of socket.io)

* lint fixes

* adding of interface and separate methods for streaming events

* lint

* first draft, handles both internal and external prediction end points.

* lint fixes

* additional internal end point for streaming and associated changes

* return streamresponse as true to build agent flow

* 1) JSON formatting for internal events
2) other fixes

* 1) convert internal event to metadata to maintain consistency with external response

* fix action and metadata streaming

* fix for error when agent flow is aborted

* prevent subflows from streaming and other code cleanup

* prevent streaming from enclosed tools

* add fix for preventing chaintool streaming

* update lock file

* add open when hidden to sse

* Streaming errors

* Streaming errors

* add fix for showing error message

* add code interpreter

* add artifacts to view message dialog

* Update pnpm-lock.yaml

---------

Co-authored-by: Vinod Paidimarry <vinodkiran@outlook.in>

packages/components/nodes/agents/ToolAgent/ToolAgent.ts

@@ -134,6 +134,7 @@ class ToolAgent_Agents implements INode {
         let res: ChainValues = {}
         let sourceDocuments: ICommonObject[] = []
         let usedTools: IUsedTool[] = []
+        let artifacts = []
 
         if (shouldStreamResponse) {
             const handler = new CustomChainHandler(sseStreamer, chatId)
@@ -150,6 +151,12 @@ class ToolAgent_Agents implements INode {
                 }
                 usedTools = res.usedTools
             }
+            if (res.artifacts) {
+                if (sseStreamer) {
+                    sseStreamer.streamArtifactsEvent(chatId, flatten(res.artifacts))
+                }
+                artifacts = res.artifacts
+            }
             // If the tool is set to returnDirect, stream the output to the client
             if (res.usedTools && res.usedTools.length) {
                 let inputTools = nodeData.inputs?.tools
@@ -169,6 +176,9 @@ class ToolAgent_Agents implements INode {
             if (res.usedTools) {
                 usedTools = res.usedTools
             }
+            if (res.artifacts) {
+                artifacts = res.artifacts
+            }
         }
 
         let output = res?.output
@@ -203,7 +213,7 @@ class ToolAgent_Agents implements INode {
 
         let finalRes = output
 
-        if (sourceDocuments.length || usedTools.length) {
+        if (sourceDocuments.length || usedTools.length || artifacts.length) {
             const finalRes: ICommonObject = { text: output }
             if (sourceDocuments.length) {
                 finalRes.sourceDocuments = flatten(sourceDocuments)
@@ -211,6 +221,9 @@ class ToolAgent_Agents implements INode {
             if (usedTools.length) {
                 finalRes.usedTools = usedTools
             }
+            if (artifacts.length) {
+                finalRes.artifacts = artifacts
+            }
             return finalRes
         }