- update LangchainJS version

- add types & interfaces

- small ui bug fix

- update marketplace files

packages/components/nodes/embeddings/OpenAIEmbedding/OpenAIEmbedding.ts

@@ -1,5 +1,6 @@
 import { INode, INodeData, INodeParams } from '../../../src/Interface'
 import { getBaseClasses } from '../../../src/utils'
+import { OpenAIEmbeddings } from 'langchain/embeddings/openai'
 
 class OpenAIEmbedding_Embeddings implements INode {
     label: string
@@ -18,6 +19,7 @@ class OpenAIEmbedding_Embeddings implements INode {
         this.icon = 'openai.png'
         this.category = 'Embeddings'
         this.description = 'OpenAI API to generate embeddings for a given text'
+        this.baseClasses = [this.type, ...getBaseClasses(OpenAIEmbeddings)]
         this.inputs = [
             {
                 label: 'OpenAI Api Key',
@@ -27,13 +29,7 @@ class OpenAIEmbedding_Embeddings implements INode {
         ]
     }
 
-    async getBaseClasses(): Promise<string[]> {
-        const { OpenAIEmbeddings } = await import('langchain/embeddings')
-        return getBaseClasses(OpenAIEmbeddings)
-    }
-
     async init(nodeData: INodeData): Promise<any> {
-        const { OpenAIEmbeddings } = await import('langchain/embeddings')
         const openAIApiKey = nodeData.inputs?.openAIApiKey as string
 
         const model = new OpenAIEmbeddings({ openAIApiKey })