CI: add action build

.forgejo/workflows/build-action.yml

@@ -0,0 +1,26 @@
+name: Build and update the action
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+      - dev
+
+jobs:
+  build-and-upload:
+    runs-on: docker
+    steps:
+      - name: Build and update the action
+        uses: https://git.dzuchun.ing/actions/anode-build@main
+        with:
+          src-repository: https://git.dzuchun.ing/actions/cache-load-src.git
+          src-ref: ${{ forgejo.ref_name }}
+          src-token: ${{ secrets.GIT_TOKEN }}
+          dst-repository: https://git.dzuchun.ing/actions/cache-load.git
+          dst-ref: ${{ forgejo.ref_name }}
+          dst-token: ${{ secrets.GIT_TOKEN }}
+          dst-email: forgejo-actions@dzuchun.ing
+          opt-release: ${{ forgejo.ref_name == 'main' }}
+          opt-build-std: ${{ forgejo.ref_name == 'main' }}
+          opt-upx: ${{ forgejo.ref_name == 'main' }}