Add Windows build to Travis CI

Add Windows x86 build to GitHub Actions

.travis.yml

@@ -80,4 +80,29 @@ jobs:
         skip_cleanup: true
         draft: true
         on:
-          tags: true    
+          tags: true
+    - name: "Windows x86_64 Build"
+      os: windows
+      before_install:
+      - |-
+         [[ ! -f C:/tools/msys64/msys2_shell.cmd ]] && rm -rf C:/tools/msys64
+         choco uninstall -y mingw
+         choco upgrade --no-progress -y msys2
+         export msys2='cmd //C RefreshEnv.cmd '
+         export msys2+='& set MSYS=winsymlinks:nativestrict '
+         export msys2+='& C:\\tools\\msys64\\msys2_shell.cmd -defterm -no-start'
+         export mingw64="$msys2 -mingw64 -full-path -here -c "\"\$@"\" --"
+         export msys2+=" -msys2 -c "\"\$@"\" --"
+         $msys2 pacman --sync --noconfirm --needed base-devel git mingw-w64-x86_64-gcc mingw-w64-x86_64-cmake mingw-w64-x86_64-libevent mingw-w64-x86_64-pcre2 python2 python2-pip
+         taskkill //IM gpg-agent.exe //F
+         export PATH=/C/tools/msys64/mingw64/bin:$PATH
+         export MAKE=mingw32-make
+      before_cache:
+      - |-
+        $msys2 pacman --sync --clean --noconfirm
+      cache:
+        directories:
+        - $HOME/AppData/Local/Temp/chocolatey
+        - /C/tools/msys64
+      script:
+        - $mingw64 bash scripts/build.windows.release.sh