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

packages/data-provider/tsconfig.json

@@ -0,0 +1,27 @@
+{
+  "compilerOptions": {
+    "declaration": true,
+    "declarationDir": "./types",
+    "module": "esnext",
+    "noImplicitAny": true,
+    "outDir": "./types",
+    "target": "es5",
+    "moduleResolution": "node",
+    "allowSyntheticDefaultImports": true,
+    "lib": ["es2017", "dom"],
+    "allowJs": true,
+    "skipLibCheck": true,
+    "esModuleInterop": true,
+    "strict": true,
+    "forceConsistentCasingInFileNames": true,
+    "resolveJsonModule": true,
+    "isolatedModules": true,
+    "noEmit": true,
+    "baseUrl": "src",
+    "paths": {
+      "@src/*": ["./*"]
+    }
+  },
+  "exclude": ["node_modules", "dist", "types"],
+  "include": ["src/**/*"]
+}