updated workflow

.github/workflows/cmake-single-platform.yml

@@ -0,0 +1,48 @@
+name: Build and Test Umgebung
+
+on:
+  push:
+    branches: [ "main" ]
+  pull_request:
+    branches: [ "main" ]
+
+env:
+  BUILD_TYPE: Release
+
+jobs:
+  build:
+    runs-on: ubuntu-latest
+
+    steps:
+    - name: Checkout repository
+      uses: actions/checkout@v4
+
+    - name: Install Dependencies via APT
+      run: |
+        sudo apt-get update -y
+        sudo apt-get upgrade -y
+        sudo apt-get install git clang mesa-utils xvfb pulseaudio \
+                             cmake pkg-config libsdl2-dev libftgl-dev libglew-dev ffmpeg \
+                             libavcodec-dev libavformat-dev libavutil-dev libswscale-dev \
+                             libavdevice-dev librtmidi-dev -y
+
+    - name: Start Xvfb
+      run: |
+        Xvfb :99 -screen 0 1024x768x24 &  # Start virtual framebuffer
+        export DISPLAY=:99  # Set display to the virtual framebuffer
+
+    - name: Configure Dummy Audio for SDL2
+      run: |
+        export SDL_AUDIODRIVER=dummy  # Set SDL2 audio driver to dummy to avoid real hardware issues
+
+    - name: Configure CMake
+      run: cmake -B build -DBUILD_TESTING=ON -DSET_COMPILER_FLAGS=ON
+
+    - name: Build Project
+      run: cmake --build build
+
+    - name: Run Tests with Xvfb
+      run: |
+        export DISPLAY=:99  # Ensure tests run with virtual framebuffer
+        export SDL_AUDIODRIVER=dummy  # Use dummy audio for SDL2
+        ctest --test-dir build --rerun-failed --output-on-failure  # Run tests and display failure logs