adds windows build workflow

.github/workflows/windows.yml

@@ -0,0 +1,36 @@
+name: Build on Windows
+
+on:
+  workflow_dispatch:
+
+
+jobs:
+  build:
+    runs-on: windows
+    steps:
+      - uses: actions/checkout@v4
+      - uses: actions/setup-node@v4
+        with:
+          node-version: 16
+          cache: 'npm'
+      - uses: actions/setup-go@v5
+        with:
+          go-version: '1.17.13'
+      - run: |
+          npm install -g yarn
+          yarn install
+          yarn build
+          go run build.go setup
+          go run build.go build
+      - name: build
+        uses: actions/upload-artifact@v4
+        with:
+          name: distributable
+          path: |
+            conf/
+            bin/
+            public/
+            tools/
+          if-no-files-found: error
+          retention-days: 7
+          overwrite: true