chore(dev): move dev app to apps workspace (#3888)

* chore: move dev app

* chore: run tests sequentially

Author: balazsorban44

.gitignore

@@ -39,14 +39,9 @@ packages/next-auth/next
 packages/next-auth/middleware.d.ts
 packages/next-auth/middleware.js
 
-# Development dev-app
-packages/dev-app/src/css
-packages/dev-app/css
-packages/dev-app/package-lock.json
-packages/dev-app/yarn.lock
-packages/dev-app/prisma/migrations
-packages/dev-app/dist
-packages/dev-app/next-auth
+# Development app
+apps/dev/src/css
+apps/dev/prisma/migrations
 
 # VS
 /.vs/slnx.sqlite-journal

CONTRIBUTING.md

@@ -42,15 +42,15 @@ yarn
 
 3. Populate `.env.local`:
 
-Copy `packages/dev-app/.env.local.example` to `packages/dev-app/.env.local`, and add your env variables for each provider you want to test.
+Copy `apps/dev/.env.local.example` to `apps/dev/.env.local`, and add your env variables for each provider you want to test.
 
 ```sh
-cd packages/dev-app
+cd apps/dev
 cp .env.local.example .env.local
 ```
 
 > NOTE: You can add any environment variables to .env.local that you would like to use in your dev app.
-> You can find the next-auth config under`packages/dev-app/pages/api/auth/[...nextauth].js`.
+> You can find the next-auth config under`apps/dev/pages/api/auth/[...nextauth].js`.
 
 4. Start the developer application/server: