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/memory/AgentMemory/interface.ts

@@ -0,0 +1,24 @@
+import { Checkpoint, CheckpointMetadata } from '@langchain/langgraph'
+import { RunnableConfig } from '@langchain/core/runnables'
+import { IDatabaseEntity } from '../../../src'
+import { DataSource } from 'typeorm'
+
+export type SaverOptions = {
+    datasourceOptions: any
+    threadId: string
+    appDataSource: DataSource
+    databaseEntities: IDatabaseEntity
+    chatflowid: string
+}
+
+export interface CheckpointTuple {
+    config: RunnableConfig
+    checkpoint: Checkpoint
+    metadata?: CheckpointMetadata
+    parentConfig?: RunnableConfig
+}
+
+export interface SerializerProtocol<D> {
+    stringify(obj: D): string
+    parse(data: string): Promise<D>
+}