Add windows workflow

.gitea/workflows/windows-setup.yml

@@ -0,0 +1,28 @@
+name: Windows setup
+
+on:
+  push:
+    branches:
+      - main
+      - master
+  workflow_dispatch:
+
+jobs:
+  run-setup:
+    runs-on: windows-2022
+
+    steps:
+      - name: Check out repository
+        uses: actions/checkout@v4
+
+      - name: Show current directory
+        shell: cmd
+        run: |
+          echo Workspace is:
+          cd
+          dir
+
+      - name: Run setup.bat from repo root
+        shell: cmd
+        run: |
+          call Setup.bat