Setup test environment deployment workflow

.github/PULL_REQUEST_TEMPLATE.md

@@ -20,3 +20,9 @@ greatly reduce the amount of work needed to review your work. -->
 1. [ ] The changes are tested.
 1. [ ] Type definitions are up to date.
 1. [ ] Changes are mentioned in the changelog.
+
+### Test environment config
+
+```
+API_URI=https://master.staging.saleor.rocks/graphql/
+```

.github/workflows/test-env-deploy.yml

@@ -0,0 +1,66 @@
+name: TEST-ENV-DEPLOYMENT
+
+on:
+  pull_request:
+    types: [opened, reopened, edited, synchronize]
+    branches: ["*"]
+
+jobs:
+  deploy:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v2
+
+      - name: Cache node modules
+        uses: actions/cache@v2
+        env:
+          cache-name: cache-node-modules
+        with:
+          # npm cache files are stored in `~/.npm` on Linux/macOS
+          path: ~/.npm
+          key: ${{ runner.os }}-qa-${{ env.cache-name }}-${{ hashFiles('**/package-lock.json') }}
+          restore-keys: |
+            ${{ runner.os }}-qa-${{ env.cache-name }}-
+            ${{ runner.os }}-qa-
+            ${{ runner.os }}-
+
+      - name: Install deps
+        run: |
+          npm ci
+
+      - name: Set API URI
+        env:
+          pull_request_body: ${{ github.event.pull_request.body }}
+          prefix: API_URI=
+          pattern: (http|https)://[a-zA-Z0-9.]+/graphql/?
+        run: |
+          echo "::set-env name=API_URI::$(echo $pull_request_body | grep -Eo "$prefix$pattern" | sed s/$prefix// | head -n 1)"
+
+      - name: Run build
+        env:
+          APP_MOUNT_URI: /
+          STATIC_URL: /
+        run: |
+          npm run build
+
+      - uses: rlespinasse/github-slug-action@master
+      - name: Set domain
+        run: |
+          echo "::set-env name=domain::${{ env.GITHUB_HEAD_REF_SLUG }}.dashboard.saleor.rocks"
+
+      - name: Configure AWS credentials
+        uses: aws-actions/configure-aws-credentials@v1
+        with:
+          aws-access-key-id: ${{ secrets.AWS_ACCESS_KEY_ID }}
+          aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
+          aws-region: ${{ secrets.AWS_DEFAULT_REGION }}
+
+      - name: Deploy to S3
+        run: aws s3 sync ./build/dashboard s3://test-envs-stack-dashboards5d35b643-nempmfdd9fv/${{ env.domain }}
+
+      - name: Invalidate cache
+        run: aws cloudfront create-invalidation --distribution-id E1INMM566C4FJP --paths "/${{ env.domain }}/*"
+
+      - name: Print URL
+        run: |
+          echo https://${{ env.domain }}/