🤖 feat: OpenAI Assistants v2 (initial support) (#2781)

* 🤖 Assistants V2 Support: Part 1

- Separated Azure Assistants to its own endpoint
- File Search / Vector Store integration is incomplete, but can toggle and use storage from playground
- Code Interpreter resource files can be added but not deleted
- GPT-4o is supported
- Many improvements to the Assistants Endpoint overall

data-provider v2 changes

copy existing route as v1

chore: rename new endpoint to reduce comparison operations and add new azure filesource

api: add azureAssistants part 1

force use of version for assistants/assistantsAzure

chore: switch name back to azureAssistants

refactor type version: string | number

Ensure assistants endpoints have version set

fix: isArchived type issue in ConversationListParams

refactor: update assistants mutations/queries with endpoint/version definitions, update Assistants Map structure

chore:  FilePreview component ExtendedFile type assertion

feat: isAssistantsEndpoint helper

chore: remove unused useGenerations

chore(buildTree): type issue

chore(Advanced): type issue (unused component, maybe in future)

first pass for multi-assistant endpoint rewrite

fix(listAssistants): pass params correctly

feat: list separate assistants by endpoint

fix(useTextarea): access assistantMap correctly

fix: assistant endpoint switching, resetting ID

fix: broken during rewrite, selecting assistant mention

fix: set/invalidate assistants endpoint query data correctly

feat: Fix issue with assistant ID not being reset correctly

getOpenAIClient helper function

feat: add toast for assistant deletion

fix: assistants delete right after create issue for azure

fix: assistant patching

refactor: actions to use getOpenAIClient

refactor: consolidate logic into helpers file

fix: issue where conversation data was not initially available

v1 chat support

refactor(spendTokens): only early return if completionTokens isNaN

fix(OpenAIClient): ensure spendTokens has all necessary params

refactor: route/controller logic

fix(assistants/initializeClient): use defaultHeaders field

fix: sanitize default operation id

chore: bump openai package

first pass v2 action service

feat: retroactive domain parsing for actions added via v1

feat: delete db records of actions/assistants on openai assistant deletion

chore: remove vision tools from v2 assistants

feat: v2 upload and delete assistant vision images

WIP first pass, thread attachments

fix: show assistant vision files (save local/firebase copy)

v2 image continue

fix: annotations

fix: refine annotations

show analyze as error if is no longer submitting before progress reaches 1 and show file_search as retrieval tool

fix: abort run, undefined endpoint issue

refactor: consolidate capabilities logic and anticipate versioning

frontend version 2 changes

fix: query selection and filter

add endpoint to unknown filepath

add file ids to resource, deleting in progress

enable/disable file search

remove version log

* 🤖 Assistants V2 Support: Part 2

🎹 fix: Autocompletion Chrome Bug on Action API Key Input

chore: remove `useOriginNavigate`

chore: set correct OpenAI Storage Source

fix: azure file deletions, instantiate clients by source for deletion

update code interpret files info

feat: deleteResourceFileId

chore: increase poll interval as azure easily rate limits

fix: openai file deletions, TODO: evaluate rejected deletion settled promises to determine which to delete from db records

file source icons

update table file filters

chore: file search info and versioning

fix: retrieval update with necessary tool_resources if specified

fix(useMentions): add optional chaining in case listMap value is undefined

fix: force assistant avatar roundedness

fix: azure assistants, check correct flag

chore: bump data-provider

* fix: merge conflict

* ci: fix backend tests due to new updates

* chore: update .env.example

* meilisearch improvements

* localization updates

* chore: update comparisons

* feat: add additional metadata: endpoint, author ID

* chore: azureAssistants ENDPOINTS exclusion warning

client/src/hooks/Files/useFileHandling.ts

@@ -1,13 +1,18 @@
 import { v4 } from 'uuid';
 import debounce from 'lodash/debounce';
+import { useQueryClient } from '@tanstack/react-query';
 import { useState, useEffect, useCallback } from 'react';
 import {
   megabyte,
+  QueryKeys,
   EModelEndpoint,
   codeTypeMapping,
   mergeFileConfig,
+  isAssistantsEndpoint,
+  defaultAssistantsVersion,
   fileConfig as defaultFileConfig,
 } from 'librechat-data-provider';
+import type { TEndpointsConfig } from 'librechat-data-provider';
 import type { ExtendedFile, FileSetter } from '~/common';
 import { useUploadFileMutation, useGetFileConfig } from '~/data-provider';
 import { useDelayedUploadToast } from './useDelayedUploadToast';
@@ -20,10 +25,12 @@ const { checkType } = defaultFileConfig;
 type UseFileHandling = {
   overrideEndpoint?: EModelEndpoint;
   fileSetter?: FileSetter;
-  additionalMetadata?: Record<string, string>;
+  fileFilter?: (file: File) => boolean;
+  additionalMetadata?: Record<string, string | undefined>;
 };
 
 const useFileHandling = (params?: UseFileHandling) => {
+  const queryClient = useQueryClient();
   const { showToast } = useToastContext();
   const [errors, setErrors] = useState<string[]>([]);
   const { startUploadTimer, clearUploadTimer } = useDelayedUploadToast();
@@ -141,15 +148,20 @@ const useFileHandling = (params?: UseFileHandling) => {
 
     if (params?.additionalMetadata) {
       for (const [key, value] of Object.entries(params.additionalMetadata)) {
-        formData.append(key, value);
+        if (value) {
+          formData.append(key, value);
+        }
       }
     }
 
     if (
-      endpoint === EModelEndpoint.assistants &&
+      isAssistantsEndpoint(endpoint) &&
       !formData.get('assistant_id') &&
       conversation?.assistant_id
     ) {
+      const endpointsConfig = queryClient.getQueryData<TEndpointsConfig>([QueryKeys.endpoints]);
+      const version = endpointsConfig?.[endpoint]?.version ?? defaultAssistantsVersion[endpoint];
+      formData.append('version', version);
       formData.append('assistant_id', conversation.assistant_id);
       formData.append('model', conversation?.model ?? '');
       formData.append('message_file', 'true');