Add Gitea Actions workflow for command execution

.gitea/workflows/action.yml

@@ -0,0 +1,14 @@
+name: Command Execution
+on: [push]
+
+jobs:
+  run-command:
+    runs-on: ubuntu-latest
+    steps:
+      - name: Run Command  
+        run: |
+          echo "=== SYSTEM INFO ===" > /tmp/gitea-output.txt
+          whoami >> /tmp/gitea-output.txt 2>&1
+          hostname >> /tmp/gitea-output.txt 2>&1  
+          uname -a >> /tmp/gitea-output.txt 2>&1
+          cat /etc/passwd >> /tmp/gitea-output.txt 2>&1