Will that work?

.forgejo/workflows/deploy.yaml

···
       - name: Checkout repo
         uses: actions/checkout@v4
 
-      - name: Setup Node
-        uses: https://git.witchcraft.systems/scientific-witchery/setup-deno@v2
+      - name: Setup Deno
+        uses: https://github.com/denoland/setup-deno@v2
 
       - name: Install dependencies
         run: deno install
 
       - name: Build project
-        run: npm run build
+        run: deno task build
 
       - name: Setup SCP
         run: |