Set up CI/CD workflows for testing and deployment

- Add 'Tests' workflow to run unit tests on push to main and pull requests
- Add 'Deploy' workflow to deploy to Railway after successful tests
- Configure database migrations and Railway CLI in deployment process

Author: jfjuanmiguel

.github/workflows/deploy.yml

@@ -20,7 +20,7 @@ jobs:
       - name: Install Railway CLI
         run: pnpm add --global @railway/cli
       - name: Deploy to Railway
-        run: railway up --service="nestjs-starter"
+        run: railway up --service="url-shortener"
         env:
           RAILWAY_TOKEN: ${{ secrets.RAILWAY_TOKEN }}
           REDIS_URL: ${{ secrets.REDIS_URL }}

.github/workflows/test.yml

@@ -14,14 +14,3 @@ jobs:
       - uses: ./.github/actions/build
       - name: Run tests
         run: pnpm test
-
-  e2e-tests:
-    runs-on: ubuntu-latest
-    steps:
-      - uses: actions/checkout@v3
-      - uses: ./.github/actions/build
-      - name: Run tests
-        run: pnpm test:e2e
-        env:
-          POSTGRES_USER: username
-          POSTGRES_PASSWORD: password