Update .forgejo/workflows/helloworld.yml

.forgejo/workflows/helloworld.yml

@@ -1,8 +1,13 @@
-on: push
+name: Hello World CI
+
+on:
+  push:
+    branches:
+      - main
+
 jobs:
-  ipv6:
+  print-hello-world:
-    runs-on: docker
+    runs-on: alpine:latest
     steps:
-      - run: |
+      - name: Print Hello World
-          apt update; apt install --yes curl
+        run: echo "Hello, World!"
-          curl -s -o /dev/null http://ipv6.google.com