Added downloading artifact

Author: SamTV12345

.github/workflows/build.yml

@@ -12,4 +12,13 @@ jobs:
       - uses: actions/upload-artifact@v4
         with:
           name: 'etherpad-proxy'
-          path: './target/x86_64-unknown-linux-gnu/release/etherpad-proxy'
+          path: './target/x86_64-unknown-linux-gnu/release/etherpad-proxy'
+  deployAndLoadTest:
+    runs-on: ubuntu-latest
+    needs: build
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+      - uses: actions/download-artifact@v4
+        with:
+          name: 'etherpad-proxy'