Feature/seq agents (#2798)

* update build functions

* sequential agents

* update langchain to 0.2, added sequential agent nodes

* add marketplace templates

* update howto wordings

* Merge branch 'main' into feature/Seq-Agents

# Conflicts:
#	pnpm-lock.yaml

* update deprecated functions and add new sequential nodes

* add marketplace templates

* update marketplace templates, add structured output to llm node

* add multi agents template

* update llm node with bindmodels

* update cypress version

* update templates sticky note wordings

* update tool node to include human in loop action

* update structured outputs error from models

* update cohere package to resolve google genai pipeThrough bug

* update mistral package version, added message reconstruction before invoke seq agent

* add HITL to agent

* update state messages restructuring

* update load and split methods for s3 directory

packages/components/nodes/chains/ApiChain/OpenAPIChain.ts

@@ -1,4 +1,3 @@
-import { ChatOpenAI } from '@langchain/openai'
 import { APIChain, createOpenAPIChain } from 'langchain/chains'
 import { ICommonObject, INode, INodeData, INodeParams } from '../../../src/Interface'
 import { getBaseClasses } from '../../../src/utils'
@@ -6,6 +5,7 @@ import { ConsoleCallbackHandler, CustomChainHandler, additionalCallbacks } from
 import { checkInputs, Moderation, streamResponse } from '../../moderation/Moderation'
 import { formatResponse } from '../../outputparsers/OutputParserHelpers'
 import { getFileFromStorage } from '../../../src'
+import { BaseChatModel } from '@langchain/core/language_models/chat_models'
 
 class OpenApiChain_Chains implements INode {
     label: string
@@ -29,9 +29,9 @@ class OpenApiChain_Chains implements INode {
         this.baseClasses = [this.type, ...getBaseClasses(APIChain)]
         this.inputs = [
             {
-                label: 'ChatOpenAI Model',
+                label: 'Chat Model',
                 name: 'model',
-                type: 'ChatOpenAI'
+                type: 'BaseChatModel'
             },
             {
                 label: 'YAML Link',
@@ -96,7 +96,7 @@ class OpenApiChain_Chains implements INode {
 }
 
 const initChain = async (nodeData: INodeData, options: ICommonObject) => {
-    const model = nodeData.inputs?.model as ChatOpenAI
+    const model = nodeData.inputs?.model as BaseChatModel
     const headers = nodeData.inputs?.headers as string
     const yamlLink = nodeData.inputs?.yamlLink as string
     const yamlFileBase64 = nodeData.inputs?.yamlFile as string