single-line run commands ware better than the multi-line ones

.gitea/workflows/demo.yaml

@@ -12,11 +12,14 @@ jobs:
       - name: clone
         uses: actions/checkout@v3
 
-      - name: build
+      - name: container-setup
         run: |
-          echo "building..."
           echo "10.145.164.106 git.vxbard.net" >> /etc/hosts
-          g++ -o app main.cpp
+
+      - name: build
+        run: echo "building..."
+        run: echo "10.145.164.106 git.vxbard.net" >> /etc/hosts
+        run: g++ -o app main.cpp
 
       - name: upload
         uses: actions/upload-artifact@v3
@@ -30,7 +33,7 @@ jobs:
       image: git.vxbard.net/homeburger/bard-cpp-builder:1.0
     needs: build
     steps:
-      - name: dummy
+      - name: container-setup
         run: |
           echo "10.145.164.106 git.vxbard.net" >> /etc/hosts
 
@@ -40,6 +43,5 @@ jobs:
           name: build-artifact
 
       - name: execute
-        run: |
-          chmod +x app
-          ./app
+        run: chmod +x app
+        run: ./app