add win and maxos test ci

.github/workflows/linux_clang.yml

@@ -29,11 +29,11 @@ jobs:
           sudo apt-get install openssl
           sudo apt-get install libssl-dev
 
-      - name: Install newer Clang
-        run: |
-          wget https://apt.llvm.org/llvm.sh
-          chmod +x ./llvm.sh
-          sudo ./llvm.sh 11
+      # - name: Install newer Clang
+      #   run: |
+      #     wget https://apt.llvm.org/llvm.sh
+      #     chmod +x ./llvm.sh
+      #     sudo ./llvm.sh 11
 
       - name: Configure CMake
         run: CXX=clang++-11 CC=clang-11 cmake -B ${{github.workspace}}/build -DCMAKE_BUILD_TYPE=${{matrix.mode}} -DCINATRA_ENABLE_SSL=${{matrix.ssl}} -DBUILD_WITH_LIBCXX=${{matrix.libcxx}}