Implement github action for Windows

.github/workflows/build-basilisk-windows.yml

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+name: Build Basilisk Windows
+
+on:
+  pull_request:
+  workflow_dispatch:
+  # push:
+  #   branches:
+  #     - master
+  #     - release
+
+jobs:
+  build-basilisk-windows:
+    name: Build Basilisk ${{ matrix.config.name }}
+    runs-on: windows-2022
+    strategy:
+      fail-fast: false
+      matrix:
+        config:
+          - name: Windows-Win64
+            win: win64
+            arch: x86_64
+
+          - name: Windows-Win32
+            win: win32
+            arch: i686
+
+    steps:
+      - name: List available VC Redist folders (for debugging)
+        run: tree /f "C:\Program Files\Microsoft Visual Studio\2022\Enterprise\VC\redist"
+
+      - name: Install MozillaBuild
+        run: |
+          Invoke-WebRequest -Uri https://ftp.mozilla.org/pub/mozilla/libraries/win32/MozillaBuildSetup-3.4.exe -OutFile MozillaBuildSetup-3.4.exe
+          .\MozillaBuildSetup-3.4.exe /S /v/qn | Write-Output
+          del .\MozillaBuildSetup-3.4.exe
+        shell: pwsh
+
+      - uses: ChristopheLav/windows-sdk-install@v1
+        with:
+          version-sdk: ${{ matrix.config.arch == 'x86_64' && '26100' || '22621' }}
+          features: "OptionId.DesktopCPPx64,OptionId.DesktopCPPx86"
+
+      - name: Install NASM into MozillaBuild
+        run: |
+          Invoke-WebRequest -Uri https://www.nasm.us/pub/nasm/releasebuilds/3.01/win64/nasm-3.01-win64.zip -OutFile nasm-3.01-win64.zip
+          Expand-Archive -Path nasm-3.01-win64.zip -DestinationPath nasm-3.01-win64 -Force
+          Get-ChildItem -Path nasm-3.01-win64 -Filter *.exe -Recurse | Copy-Item -Destination C:\mozilla-build\bin -Force
+          C:\mozilla-build\start-shell.bat nasm -v
+        shell: pwsh
+
+      - name: Checkout eUXP
+        uses: actions/checkout@v6
+        with:
+          path: euxp
+          repository: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.repo.full_name || github.repository }}
+          ref: ${{ github.event_name == 'pull_request' && github.event.pull_request.head.sha || github.sha }}
+          submodules: recursive
+
+      - name: Clone Basilisk and insert eUXP platform
+        run: |
+          git clone -b euxp https://repo.palemoon.org/Basilisk-Dev/Basilisk basilisk
+          Remove-Item -Recurse -Force .\basilisk\platform
+          Move-Item -Path .\euxp -Destination .\basilisk\platform
+        shell: pwsh
+
+      - name: Copy mozconfig
+        run: Copy-Item .\basilisk\platform\.github\workflows\build-basilisk-windows\mozconfig-${{ matrix.config.win }} -Destination .\basilisk\.mozconfig
+        shell: pwsh
+
+      - name: debug dirs
+        run: |
+          C:\mozilla-build\start-shell.bat echo '/c'
+          C:\mozilla-build\start-shell.bat ls /c
+          C:\mozilla-build\start-shell.bat echo '/c/a'
+          C:\mozilla-build\start-shell.bat ls /c/a
+          C:\mozilla-build\start-shell.bat echo '/d'
+          C:\mozilla-build\start-shell.bat ls /d
+          C:\mozilla-build\start-shell.bat echo '/d/a'
+          C:\mozilla-build\start-shell.bat ls /d/a
+          C:\mozilla-build\start-shell.bat echo '/d/a/eUXP'
+          C:\mozilla-build\start-shell.bat ls '/d/a/eUXP'
+
+      - name: mach configure
+        run: |
+          C:\mozilla-build\start-shell.bat /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk/platform/.github/workflows/build-basilisk-windows/mach-passthrough-windows.sh /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk configure
+        shell: pwsh
+
+      - name: mach build
+        run: |
+          C:\mozilla-build\start-shell.bat /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk/platform/.github/workflows/build-basilisk-windows/mach-passthrough-windows.sh /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk build
+        shell: pwsh
+
+      - name: mach package
+        run: |
+          C:\mozilla-build\start-shell.bat /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk/platform/.github/workflows/build-basilisk-windows/mach-passthrough-windows.sh /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk package
+        shell: pwsh
+
+      - name: mach installer if release branch
+        shell: pwsh
+        run: |
+          C:\mozilla-build\start-shell.bat /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk/platform/.github/workflows/build-basilisk-windows/mach-passthrough-windows.sh /d/a/${{ github.event.repository.name }}/${{ github.event.repository.name }}/basilisk installer
+
+      - uses: actions/upload-artifact@v4
+        with:
+          name: basilisk-windows-${{ matrix.config.win }}
+          path: basilisk/obj-${{ matrix.config.arch }}-pc-mingw32/dist/basilisk-*

.github/workflows/build-basilisk-windows/mach-passthrough-windows.sh

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+#!/bin/sh
+set -e
+
+BASILISK_DIR=$1
+MACH_ARG=$2
+
+cd "$BASILISK_DIR"
+./mach "$MACH_ARG"

.github/workflows/build-basilisk-windows/mozconfig-win32

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+# Tell the build system if we're building 64-bit.
+# Set this to `BUILD_64=1` for 64-bit, leave as-is for 32-bit
+BUILD_64=
+
+# Processor architecture specific build options
+if [ -n "$BUILD_64" ]; then
+  BUILD_ARCH=x64
+  ac_add_options --target=x86_64-pc-mingw32
+  ac_add_options --host=x86_64-pc-mingw32
+else
+  BUILD_ARCH=x86
+fi
+
+# Automatically clobber if CLOBBER was touched
+mk_add_options AUTOCLOBBER=1
+
+# Set Basilisk version to date timestamp
+export BASILISK_VERSION=1
+
+export MOZILLA_OFFICIAL=1
+
+# Standard build options for Basilisk
+ac_add_options --enable-application=basilisk
+ac_add_options --enable-optimize="-O2 -GTs -GS- -Qspectre -utf-8"
+ac_add_options --enable-update-channel=release
+ac_add_options --enable-jemalloc
+ac_add_options --enable-strip
+ac_add_options --enable-devtools
+ac_add_options --enable-av1
+ac_add_options --enable-webrtc
+ac_add_options --enable-gamepad
+ac_add_options --disable-tests
+ac_add_options --disable-debug
+ac_add_options --disable-official-branding
+ac_add_options --disable-updater
+ac_add_options --disable-precompiled-startupcache
+
+WIN32_REDIST_DIR="C:/Program Files/Microsoft Visual Studio/2022/Enterprise/VC/redist/MSVC/14.44.35112/$BUILD_ARCH/Microsoft.VC143.CRT"
+WIN_UCRT_REDIST_DIR="C:/Program Files (x86)/Windows Kits/10/Redist/10.0.22621.0/ucrt/DLLs/$BUILD_ARCH"

.github/workflows/build-basilisk-windows/mozconfig-win64

@@ -0,0 +1,39 @@
+# Tell the build system if we're building 64-bit.
+# Set this to `BUILD_64=1` for 64-bit, leave as-is for 32-bit
+BUILD_64=1
+
+# Processor architecture specific build options
+if [ -n "$BUILD_64" ]; then
+  BUILD_ARCH=x64
+  ac_add_options --target=x86_64-pc-mingw32
+  ac_add_options --host=x86_64-pc-mingw32
+else
+  BUILD_ARCH=x86
+fi
+
+# Automatically clobber if CLOBBER was touched
+mk_add_options AUTOCLOBBER=1
+
+# Set Basilisk version to date timestamp
+export BASILISK_VERSION=1
+
+export MOZILLA_OFFICIAL=1
+
+# Standard build options for Basilisk
+ac_add_options --enable-application=basilisk
+ac_add_options --enable-optimize="-O2 -GTs -GS- -Qspectre -utf-8"
+ac_add_options --enable-update-channel=release
+ac_add_options --enable-jemalloc
+ac_add_options --enable-strip
+ac_add_options --enable-devtools
+ac_add_options --enable-av1
+ac_add_options --enable-webrtc
+ac_add_options --enable-gamepad
+ac_add_options --disable-tests
+ac_add_options --disable-debug
+ac_add_options --disable-official-branding
+ac_add_options --disable-updater
+ac_add_options --disable-precompiled-startupcache
+
+WIN32_REDIST_DIR="C:/Program Files/Microsoft Visual Studio/2022/Enterprise/VC/redist/MSVC/14.44.35112/$BUILD_ARCH/Microsoft.VC143.CRT"
+WIN_UCRT_REDIST_DIR="C:/Program Files (x86)/Windows Kits/10/Redist/10.0.26100.0/ucrt/DLLs/$BUILD_ARCH"