feature/fetch openaiKey via overrideConfig (vars) (#2018)

* fetch openaiKey via overrideConfig (vars)

* support dynamic openai credentialId via chatflowConfig

* fix lint

Author: niztal

packages/components/nodes/chatmodels/ChatOpenAI/ChatOpenAI.ts

@@ -221,6 +221,9 @@ class ChatOpenAI_ChatModels implements INode {
         const allowImageUploads = nodeData.inputs?.allowImageUploads as boolean
         const imageResolution = nodeData.inputs?.imageResolution as string
 
+        if (nodeData.inputs?.credentialId) {
+            nodeData.credential = nodeData.inputs?.credentialId
+        }
         const credentialData = await getCredentialData(nodeData.credential ?? '', options)
         const openAIApiKey = getCredentialParam('openAIApiKey', credentialData, nodeData)
 

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

@@ -89,6 +89,9 @@ class OpenAIEmbedding_Embeddings implements INode {
         const basePath = nodeData.inputs?.basepath as string
         const modelName = nodeData.inputs?.modelName as string
 
+        if (nodeData.inputs?.credentialId) {
+            nodeData.credential = nodeData.inputs?.credentialId
+        }
         const credentialData = await getCredentialData(nodeData.credential ?? '', options)
         const openAIApiKey = getCredentialParam('openAIApiKey', credentialData, nodeData)