📦 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>

.github/workflows/data-schemas.yml

@@ -0,0 +1,34 @@
+name: Node.js Package
+
+on:
+  push:
+    branches:
+      - main
+    paths:
+      - 'packages/data-schemas/package.json'
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 16
+      - run: cd packages/data-schemas && npm ci
+      - run: cd packages/data-schemas && npm run build
+
+  publish-npm:
+    needs: build
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 16
+          registry-url: 'https://registry.npmjs.org'
+      - run: cd packages/data-schemas && npm ci
+      - run: cd packages/data-schemas && npm run build
+      - run: cd packages/data-schemas && npm publish
+        env:
+          NODE_AUTH_TOKEN: ${{secrets.NPM_TOKEN}}