Add Windows client packaging and recovery tools

.github/workflows/ci.yml

@@ -48,6 +48,17 @@ jobs:
         if: steps.nightly.outcome != 'success' || steps.install.outcome != 'success'
         run: echo "cargo-fuzz / nightly toolchain unavailable; skipped fuzz smoke run."
 
+  windows-client:
+    runs-on: windows-latest
+    steps:
+      - uses: actions/checkout@v4
+      - uses: dtolnay/rust-toolchain@stable
+      - name: Build Windows client
+        run: cargo build --release --bin dosh-client --bin dosh-bench
+      - name: Package Windows client
+        shell: bash
+        run: sh scripts/package-release.sh
+
   package-release:
     if: github.event_name == 'workflow_dispatch' || startsWith(github.ref, 'refs/tags/')
     strategy: