Added test action

.github/workflows/hello.yml

@@ -0,0 +1,24 @@
+name: Hello GitHub Actions
+
+on:
+  workflow_dispatch:
+
+jobs:
+  hello:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Say hello
+        run: echo "Hello from GitHub Actions!"
+
+      - name: Show operating system
+        run: uname -a
+
+      - name: Show current directory
+        run: pwd
+
+      - name: List files
+        run: ls -la
+
+      - name: Show current time
+        run: date