⬇️ feat: Assistant File Downloads (#2234)

* WIP: basic route for file downloads and file strategy for generating readablestream to pipe as res

* chore(DALLE3): add typing for OpenAI client

* chore: add `CONSOLE_JSON` notes to dotenv.md

* WIP: first pass OpenAI Assistants File Output handling

* feat: first pass assistants output file download from openai

* chore: yml vs. yaml variation to .gitignore for `librechat.yml`

* refactor(retrieveAndProcessFile): remove redundancies

* fix(syncMessages): explicit sort of apiMessages to fix message order on abort

* chore: add logs for warnings and errors, show toast on frontend

* chore: add logger where console was still being used

api/models/schema/fileSchema.js

@@ -15,7 +15,9 @@ const mongoose = require('mongoose');
  * @property {'file'} object - Type of object, always 'file'
  * @property {string} type - Type of file
  * @property {number} usage - Number of uses of the file
+ * @property {string} [context] - Context of the file origin
  * @property {boolean} [embedded] - Whether or not the file is embedded in vector db
+ * @property {string} [model] - The model to identify the group region of the file (for Azure OpenAI hosting)
  * @property {string} [source] - The source of the file
  * @property {number} [width] - Optional width of the file
  * @property {number} [height] - Optional height of the file
@@ -82,6 +84,9 @@ const fileSchema = mongoose.Schema(
       type: String,
       default: FileSources.local,
     },
+    model: {
+      type: String,
+    },
     width: Number,
     height: Number,
     expiresAt: {