update github actions to use windows runners

Author: jorgen

.github/workflows/ci.yml

@@ -30,8 +30,8 @@ jobs:
       - name: Test
         run: ctest --test-dir build
 
-  build-windows-2015:
-    runs-on: windows-2016
+  build-windows-vs2015:
+    runs-on: windows-2025
     strategy:
       matrix:
         platform: [x86, x64]
@@ -67,8 +67,8 @@ jobs:
       - name: Test
         run: ctest --test-dir build
 
-  build-windows-2017:
-    runs-on: windows-2019
+  build-windows-vs2017:
+    runs-on: windows-2025
     strategy:
       matrix:
         platform: [x86, x64]
@@ -104,8 +104,8 @@ jobs:
       - name: Test
         run: ctest --test-dir build
 
-  build-windows-2019:
-    runs-on: windows-2019
+  build-windows-vs2019:
+    runs-on: windows-2025
     strategy:
       matrix:
         platform: [x86, x64]
@@ -120,12 +120,51 @@ jobs:
         uses: ilammy/msvc-dev-cmd@v1
         with:
           arch: x86
+          toolset: 14.2
 
       - name: Setup MSVC (x64)
         if: matrix.platform == 'x64'
         uses: ilammy/msvc-dev-cmd@v1
         with:
           arch: x64
+          toolset: 14.2
+
+      - name: Install Ninja
+        run: choco install ninja
+
+      - name: Configure CMake
+        run: cmake -H. -B./build -DJSON_STRUCT_OPT_BUILD_BENCHMARKS=OFF -GNinja
+
+      - name: Build
+        run: ninja -C build
+
+      - name: Test
+        run: ctest --test-dir build
+
+  build-windows-vs2022:
+    runs-on: windows-2025
+    strategy:
+      matrix:
+        platform: [x86, x64]
+        config: [Debug]
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v3
+
+      - name: Setup MSVC (x86)
+        if: matrix.platform == 'x86'
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: x86
+          toolset: 14.3
+
+      - name: Setup MSVC (x64)
+        if: matrix.platform == 'x64'
+        uses: ilammy/msvc-dev-cmd@v1
+        with:
+          arch: x64
+          toolset: 14.3
 
       - name: Install Ninja
         run: choco install ninja