Organize Linux and macOS as separate applications

.github/workflows/build.yml

@@ -1,11 +1,11 @@
-name: Ubuntu build
+name: Platform builds
 
 on:
   push:
   pull_request:
 
 jobs:
-  build-and-test:
+  linux:
     strategy:
       matrix:
         os: [ubuntu-22.04, ubuntu-24.04]
@@ -21,10 +21,29 @@ jobs:
           sudo apt-get install -y build-essential cmake qt6-base-dev zlib1g-dev
 
       - name: Configure
-        run: cmake -S . -B build -DCMAKE_BUILD_TYPE=Release
+        run: cmake -S linux -B build/linux -DCMAKE_BUILD_TYPE=Release
 
       - name: Build
-        run: cmake --build build --parallel 2
+        run: cmake --build build/linux --parallel 2
 
       - name: Test
-        run: ctest --test-dir build --output-on-failure
+        run: ctest --test-dir build/linux --output-on-failure
+
+  macos:
+    runs-on: macos-latest
+
+    steps:
+      - name: Check out source
+        uses: actions/checkout@v4
+
+      - name: Install dependencies
+        run: brew install cmake qt
+
+      - name: Configure
+        run: cmake -S macos -B build/macos -DCMAKE_BUILD_TYPE=Release -DCMAKE_PREFIX_PATH="$(brew --prefix qt)"
+
+      - name: Build
+        run: cmake --build build/macos --parallel 2
+
+      - name: Test
+        run: ctest --test-dir build/macos --output-on-failure