added hello world action

.gitea/workflows/hello.yml

@@ -0,0 +1,20 @@
+name: Hello Gitea Actions
+
+on:
+  push:
+    branches:
+      - main
+
+jobs:
+  hello:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Make script executable
+        run: chmod +x hello.sh
+
+      - name: Run hello script
+        run: ./hello.sh