Add ccache support to one of the Windows CIs

.github/workflows/windows.yml

@@ -59,26 +59,53 @@ jobs:
     if: github.event.pull_request.draft == false
     steps:
     - uses: actions/checkout@v3
+    - uses: seanmiddleditch/gha-setup-ninja@master
+    - name: Set Up Cache
+      uses: actions/cache@v3
+      with:
+        path: ~/.ccache
+        key: ccache-${{ github.workflow }}-${{ github.job }}-git-${{ github.sha }}
+        restore-keys: |
+             ccache-${{ github.workflow }}-${{ github.job }}-git-
     - uses: actions/setup-python@v4
       with:
         python-version: '3.x'
     - uses: seanmiddleditch/gha-setup-ninja@master
+    - name: Install Ccache
+      run: |
+        Invoke-WebRequest https://github.com/ccache/ccache/releases/download/v4.8/ccache-4.8-windows-x86_64.zip -OutFile ccache-4.8-windows-x86_64.zip
+        Expand-Archive ccache-4.8-windows-x86_64.zip
     - name: Build
       run: |
+        $ccachepath = Join-Path $pwd "ccache-4.8-windows-x86_64"
+        $Env:PATH += ";$ccachepath"
+        $ccachecachedir = Join-Path $HOME ".ccache"
+        $Env:CCACHE_DIR="$ccachecachedir"
+        $Env:CCACHE_DIR
+        $Env:CCACHE_COMPRESS='1'
+        $Env:CCACHE_COMPRESSLEVEL='10'
+        $Env:CCACHE_MAXSIZE='300M'
+        ccache -z
+
         python3 -m pip install -U pip setuptools wheel pytest
         python3 -m pip install -U cmake
         python3 -m pip install -r requirements.txt
 
         cmake -S . -B build               `
+              -G "Ninja"                  `
               -T "ClangCl"                `
               -DCMAKE_VERBOSE_MAKEFILE=ON `
               -DBUILD_SHARED_LIBS=ON      `
               -DAMReX_MPI=OFF             `
-              -DAMReX_SPACEDIM="1;2;3"
+              -DAMReX_SPACEDIM="1;2;3"    `
+              -DCMAKE_CXX_COMPILER_LAUNCHER=ccache
         if(!$?) { Exit $LASTEXITCODE }
 
         cmake --build build --config Debug -j 2
         if(!$?) { Exit $LASTEXITCODE }
+
+        ccache -s
+
     - name: Unit tests
       run: |
         ctest --test-dir build -C Debug --output-on-failure