🚀 Feat: Streamline File Strategies & GPT-4-Vision Settings (#1535)

* chore: fix `endpoint` typescript issues and typo in console info message

* feat(api): files GET endpoint and save only file_id references to messages

* refactor(client): `useGetFiles` query hook, update file types, optimistic update of filesQuery on file upload

* refactor(buildTree): update to use params object and accept fileMap

* feat: map files to messages; refactor(ChatView): messages only available after files are fetched

* fix: fetch files only when authenticated

* feat(api): AppService
- rename app.locals.configs to app.locals.paths
- load custom config use fileStrategy from yaml config in app.locals

* refactor: separate Firebase and Local strategies, call based on config

* refactor: modularize file strategies and employ with use of DALL-E

* refactor(librechat.yaml): add fileStrategy field

* feat: add source to MongoFile schema, as well as BatchFile, and ExtendedFile types

* feat: employ file strategies for upload/delete files

* refactor(deleteFirebaseFile): add user id validation for firebase file deletion

* chore(deleteFirebaseFile): update jsdocs

* feat: employ strategies for vision requests

* fix(client): handle messages with deleted files

* fix(client): ensure `filesToDelete` always saves/sends `file.source`

* feat(openAI): configurable `resendImages` and `imageDetail`

* refactor(getTokenCountForMessage): recursive process only when array of Objects and only their values (not keys) aside from `image_url` types

* feat(OpenAIClient): calculateImageTokenCost

* chore: remove comment

* refactor(uploadAvatar): employ fileStrategy for avatars, from social logins or user upload

* docs: update docs on how to configure fileStrategy

* fix(ci): mock winston and winston related modules, update DALLE3.spec.js with changes made

* refactor(redis): change terminal message to reflect current development state

* fix(DALL-E-2): pass fileStrategy to dall-e

docs/features/firebase.md

@@ -100,4 +100,20 @@ FIREBASE_APP_ID=1:your_app_id #appId
 
 - Publish your updated rules
 
-![image](https://github.com/danny-avila/LibreChat/assets/32828263/5e6a17c3-5aba-419a-a18f-be910b1f25d5)
+![image](https://github.com/danny-avila/LibreChat/assets/32828263/5e6a17c3-5aba-419a-a18f-be910b1f25d5)
+
+### Configure `fileStrategy` in `librechat.yaml`
+
+Finally, to enable the app use Firebase, you must set the following in your `librechat.yaml` config file.
+
+```yaml
+  version: 1.0.1
+  cache: true
+  fileStrategy: "firebase" # This is the field and value you need to add
+  endpoints:
+    custom:
+      - name: "Mistral"
+  # Rest of file omitted
+```
+
+For more information about the `librechat.yaml` config file, [see the guide here](../install/configuration/custom_config.md).