Move data provider to shared package (#582)

* create data-provider package and move code from data-provider folder to be shared between apps

* fix type issues

* add packages to ignore

* add new data-provider package to apps

* refactor: change client imports to use @librechat/data-provider package

* include data-provider build script in frontend build

* fix type issue after rebasing

* delete admin/package.json from this branch

* update test ci script to include building of data-provider package

* Try using regular build for test action

* Switch frontend-review back to build:ci

* Remove loginRedirect from Login.tsx

* Add ChatGPT back to EModelEndpoint

.github/workflows/frontend-review.yml

@@ -25,10 +25,10 @@ jobs:
           cache: 'npm'
 
       - name: Install dependencies
-        run: npm ci --ignore-scripts
+        run: npm ci
 
       - name: Build Client
-        run: cd client && npm run build:ci
+        run: npm run frontend:ci
 
       - name: Run unit tests
         run: cd client && npm run test:ci