diff --git a/.github/workflows/emscripten.yml b/.github/workflows/emscripten.yml
index 3d879ad1..b4a277ff 100644
--- a/.github/workflows/emscripten.yml
+++ b/.github/workflows/emscripten.yml
@@ -21,9 +21,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      # - uses: actions/cache@v3
+      # - uses: actions/cache@v4
       #   with:
       #     path: "**/cpm_modules"
       #     key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
@@ -54,5 +54,4 @@ jobs:
       - name: test
         run: |
           source ~/emsdk/emsdk_env.sh
-          cd build
-          ctest --build-config Debug -j4 --verbose
+          ctest --test-dir build --build-config Debug -j4 --verbose
diff --git a/.github/workflows/install.yml b/.github/workflows/install.yml
index 66218533..007bf4df 100644
--- a/.github/workflows/install.yml
+++ b/.github/workflows/install.yml
@@ -20,9 +20,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: "**/cpm_modules"
           key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
@@ -44,6 +44,4 @@ jobs:
         run: cmake --build build --config Debug -j4 --verbose
 
       - name: test
-        run: |
-          cd build
-          ctest --build-config Debug -j4 --verbose
+        run: ctest --test-dir build --build-config Debug -j4 --verbose
diff --git a/.github/workflows/install_download_all.yml b/.github/workflows/install_download_all.yml
index a8356871..536715f4 100644
--- a/.github/workflows/install_download_all.yml
+++ b/.github/workflows/install_download_all.yml
@@ -20,9 +20,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: "**/cpm_modules"
           key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
@@ -44,6 +44,4 @@ jobs:
         run: cmake --build build --config Debug -j4 --verbose
 
       - name: test
-        run: |
-          cd build
-          ctest --build-config Debug -j4 --verbose
+        run: ctest --test-dir build --build-config Debug -j4 --verbose
diff --git a/.github/workflows/linux.yml b/.github/workflows/linux.yml
index 40b492fd..2cfce08d 100644
--- a/.github/workflows/linux.yml
+++ b/.github/workflows/linux.yml
@@ -21,9 +21,9 @@ jobs:
     runs-on: ubuntu-latest
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: "**/cpm_modules"
           key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
@@ -35,6 +35,4 @@ jobs:
         run: cmake --build build -j4 --verbose
 
       - name: test
-        run: |
-          cd build
-          ctest --build-config Debug -j4 --verbose
+        run: ctest --test-dir build --build-config Debug -j4 --verbose
diff --git a/.github/workflows/macos.yml b/.github/workflows/macos.yml
index be433632..bd299361 100644
--- a/.github/workflows/macos.yml
+++ b/.github/workflows/macos.yml
@@ -19,39 +19,38 @@ jobs:
   build:
     runs-on: macos-latest
 
+    strategy:
+      matrix:
+        cxx: [clang++, g++-15]
+
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: "**/cpm_modules"
           key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
 
-      - name: Install ninja and python
-        shell: bash
-        run: brew install llvm clang-format ninja python pipx
+      - name: Install python
+        run: brew install llvm clang-format python pipx
 
       - name: Install builddriver
-        shell: bash
         run:
           pipx install builddriver cmake_format==0.6.11 pyaml
 
       - name: configure
-        shell: bash
         run: |
           cmake -S . -B build -G Ninja -DCMAKE_BUILD_TYPE=Debug -DBOOST_UT_ENABLE_RUN_AFTER_BUILD=NO \
-            -DCMAKE_EXPORT_COMPILE_COMMANDS=ON --log-level=DEBUG -DFETCHCONTENT_QUIET=OFF
+            -DCMAKE_EXPORT_COMPILE_COMMANDS=ON --log-level=DEBUG -DFETCHCONTENT_QUIET=OFF -DCMAKE_CXX_COMPILER=${{matrix.cxx}}
 
       - name: build
         run: cmake --build build -j4 --verbose
 
       - name: test
-        shell: bash
-        run: |
-          cd build
-          ctest --build-config Debug -j4 --verbose
+        run: ctest --test-dir build --build-config Debug -j4 --verbose
 
       - name: Run clang-tidy
+        if: matrix.cc == 'clang'
         shell: bash
         run: |
           export PATH=$(brew --prefix llvm)/bin:${PATH}
diff --git a/.github/workflows/windows.yml b/.github/workflows/windows.yml
index d4b15a1f..d1eb43e1 100644
--- a/.github/workflows/windows.yml
+++ b/.github/workflows/windows.yml
@@ -24,9 +24,9 @@ jobs:
         std: [20]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: "**/cpm_modules"
           key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
@@ -39,6 +39,4 @@ jobs:
         run: cmake --build build --config Debug -j4 --verbose
 
       - name: test
-        run: |
-          cd build
-          ctest --build-config Debug -j4 --verbose
+        run: ctest --test-dir build --build-config Debug -j4 --verbose
diff --git a/.github/workflows/windows_shared.yml b/.github/workflows/windows_shared.yml
index adced379..57177c6f 100644
--- a/.github/workflows/windows_shared.yml
+++ b/.github/workflows/windows_shared.yml
@@ -24,9 +24,9 @@ jobs:
         std: [20]
 
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v5
 
-      - uses: actions/cache@v3
+      - uses: actions/cache@v4
         with:
           path: "**/cpm_modules"
           key: ${{ github.workflow }}-cpm-modules-${{ hashFiles('**/CMakeLists.txt', '**/*.cmake') }}
@@ -39,6 +39,4 @@ jobs:
         run: cmake --build build --config Debug -j4 --verbose
 
       - name: test
-        run: |
-          cd build
-          ctest --build-config Debug -j4 --verbose
+        run: ctest --test-dir build --build-config Debug -j4 --verbose