add ci workflow

.gitea/workflows/ci.yml

@@ -0,0 +1,14 @@
+name: ci
+on: [push]
+
+jobs:
+  test:
+    runs-on: ubuntu-latest
+    steps:
+      - name: checkout
+        uses: actions/checkout@v4
+      - name: smoke
+        run: |
+          echo "hello from gitea actions on zktc-x99"
+          uname -a
+          ls -la