Add workaround for nsm.us downtime

Cache vcpkg packages

.github/workflows/build.yml

@@ -36,6 +36,17 @@ jobs:
       - run: rustup target add aarch64-apple-darwin
         if: matrix.os == 'macos-latest'
 
+      - run: wget https://fossies.org/windows/misc/nasm-2.16.01-win64.zip -o C:\Users\runneradmin\AppData\Local\vcpkg\archives\
+        if: runner.os == 'Windows'
+      - name: Set up vcpkg cache
+        uses: actions/cache@v3
+        continue-on-error: false
+        with:
+          path: |
+            C:\Users\runneradmin\AppData\Local\vcpkg\archives\
+          key: ${{ runner.os }}-${{ runner.arch }}-vcpkg
+          restore-keys: ${{ runner.os }}-${{ runner.arch }}-vcpkg-
+        if: runner.os == 'Windows'
       - run: echo "VCPKG_ROOT=$env:VCPKG_INSTALLATION_ROOT" | Out-File -FilePath $env:GITHUB_ENV -Append
         if: runner.os == 'Windows'
       - run: vcpkg install openssl:x64-windows-static-md