Dropped Ubuntu 20 support.

Author: 5cript

.github/workflows/build_and_test.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - uses: actions/checkout@v3
-      - uses: awalsh128/cache-apt-pkgs-action@v1.3.0
+      - uses: awalsh128/cache-apt-pkgs-action@v1.4.3
         with:
           packages: libcurl4-openssl-dev libcrypto++-dev ninja-build
 
@@ -30,7 +30,7 @@ jobs:
           # REQUIRED: Specify the required boost version
           # A list of supported versions can be found here:
           # https://github.com/MarkusJx/prebuilt-boost/blob/main/versions-manifest.json
-          boost_version: 1.83.0
+          boost_version: 1.87.0
           # OPTIONAL: Specify a platform version
           platform_version: 22.04
 
@@ -52,49 +52,6 @@ jobs:
         working-directory: ${{github.workspace}}/build/clang_${{env.BUILD_TYPE}}
         run: ./tests/bin/roar-tests
 
-  ubuntu20:
-    runs-on: ubuntu-20.04
-
-    steps:
-      - uses: actions/checkout@v3
-      - uses: awalsh128/cache-apt-pkgs-action@v1.3.0
-        with:
-          packages: libcurl4-openssl-dev libcrypto++-dev ninja-build
-
-      - name: Install boost
-        uses: MarkusJx/install-boost@v2.4.5
-        id: install-boost
-        with:
-          # REQUIRED: Specify the required boost version
-          # A list of supported versions can be found here:
-          # https://github.com/MarkusJx/prebuilt-boost/blob/main/versions-manifest.json
-          boost_version: 1.83.0
-          # OPTIONAL: Specify a platform version
-          platform_version: 20.04
-
-      - name: Setup clang
-        uses: egor-tensin/setup-clang@v1
-        with:
-          version: 15
-          platform: x64
-
-      - name: Configure CMake
-        run: >
-            cmake
-            -B ${{github.workspace}}/build/clang_${{env.BUILD_TYPE}}
-            -G"Ninja"
-            -DCMAKE_BUILD_TYPE=${{env.BUILD_TYPE}}
-            -DROAR_BUILD_TESTS=on
-            -DCMAKE_CXX_EXTENSIONS=on
-            -DCMAKE_CXX_COMPILER=c++
-            -DCMAKE_C_COMPILER=cc
-            -DCMAKE_CXX_STANDARD=20
-        env:
-          Boost_ROOT: ${{ steps.install-boost.outputs.BOOST_ROOT }}
-
-      - name: Build
-        run: cmake --build ${{github.workspace}}/build/clang_${{env.BUILD_TYPE}} --config ${{env.BUILD_TYPE}}
-
   windows-msys2:
     runs-on: windows-2022
     defaults:
@@ -129,12 +86,12 @@ jobs:
         run: cmake --build ${{env.WSPACE}}/build/clang_${{env.BUILD_TYPE}} --config ${{env.BUILD_TYPE}}
 
   macos:
-    runs-on: macos-13
+    runs-on: macos-15
 
     steps:
       - uses: actions/checkout@v3
 
-      - run: brew install ninja boost cryptopp curl llvm@16
+      - run: brew install ninja boost cryptopp curl llvm@19
 
       - name: Get Brew Prefix
         run: |
@@ -148,9 +105,9 @@ jobs:
       - name: Configure CMake
         run: >
           cmake
-          -DCMAKE_C_COMPILER=$BREW_PREFIX/opt/llvm@16/bin/clang
-          -DCMAKE_CXX_COMPILER=$BREW_PREFIX/opt/llvm@16/bin/clang++
-          -DCMAKE_LINKER=$BREW_PREFIX/opt/llvm@16/bin/lld
+          -DCMAKE_C_COMPILER=$BREW_PREFIX/opt/llvm@19/bin/clang
+          -DCMAKE_CXX_COMPILER=$BREW_PREFIX/opt/llvm@19/bin/clang++
+          -DCMAKE_LINKER=$BREW_PREFIX/opt/llvm@19/bin/lld
           -DROAR_BUILD_TESTS=on
           -S ${{github.workspace}}
           -B ${{github.workspace}}/build/clang_${{env.BUILD_TYPE}}