📦 refactor: Move DB Models to @librechat/data-schemas (#6210)

* 🚀 feat: Introduce data schemas and refactor models to use @librechat/data-schemas

* 🚀 feat: Add installation step for Data Schemas Package in backend review workflow

* chore: Add `data-schemas` package to update/rebuild packages scripts

* chore: Update Dockerfile to include data-schemas package build process

* fix: add missing @rollup/plugin-typescript package

* chore: Add GitHub Actions workflow for publishing data-schemas package

---------

Co-authored-by: Danny Avila <danny@librechat.ai>

api/models/schema/transaction.js

@@ -1,42 +0,0 @@
-const mongoose = require('mongoose');
-
-const transactionSchema = mongoose.Schema(
-  {
-    user: {
-      type: mongoose.Schema.Types.ObjectId,
-      ref: 'User',
-      index: true,
-      required: true,
-    },
-    conversationId: {
-      type: String,
-      ref: 'Conversation',
-      index: true,
-    },
-    tokenType: {
-      type: String,
-      enum: ['prompt', 'completion', 'credits'],
-      required: true,
-    },
-    model: {
-      type: String,
-    },
-    context: {
-      type: String,
-    },
-    valueKey: {
-      type: String,
-    },
-    rate: Number,
-    rawAmount: Number,
-    tokenValue: Number,
-    inputTokens: { type: Number },
-    writeTokens: { type: Number },
-    readTokens: { type: Number },
-  },
-  {
-    timestamps: true,
-  },
-);
-
-module.exports = transactionSchema;