Fix CI

Author: diffstorm

.github/workflows/ci.yml

@@ -67,7 +67,15 @@ jobs:
         key: ${{ runner.os }}-qt5-deps-${{ hashFiles('CMakeLists.txt') }}
 
     - name: Set CMAKE_PREFIX_PATH for Qt5
-      run: echo "CMAKE_PREFIX_PATH=/usr/lib/x86_64-linux-gnu/cmake/Qt5" >> $GITHUB_ENV
+      run: |
+        QT5_CONFIG_PATH=$(find /usr -name "Qt5Config.cmake" 2>/dev/null | head -n 1)
+        if [ -z "$QT5_CONFIG_PATH" ]; then
+          echo "Error: Qt5Config.cmake not found!"
+          exit 1
+        fi
+        QT5_PREFIX_PATH=$(dirname $(dirname $QT5_CONFIG_PATH))
+        echo "CMAKE_PREFIX_PATH=$QT5_PREFIX_PATH" >> $GITHUB_ENV
+        echo "Discovered Qt5 prefix: $QT5_PREFIX_PATH"
 
     - name: Configure CMake for Qt5
       run: cmake -B build_qt5 -DQT_VERSION=5
@@ -148,7 +156,15 @@ jobs:
         key: ${{ runner.os }}-qt6-deps-${{ hashFiles('CMakeLists.txt') }}
 
     - name: Set CMAKE_PREFIX_PATH for Qt6
-      run: echo "CMAKE_PREFIX_PATH=/usr/lib/x86_64-linux-gnu/cmake/Qt6" >> $GITHUB_ENV
+      run: |
+        QT6_CONFIG_PATH=$(find /usr -name "Qt6Config.cmake" 2>/dev/null | head -n 1)
+        if [ -z "$QT6_CONFIG_PATH" ]; then
+          echo "Error: Qt6Config.cmake not found!"
+          exit 1
+        fi
+        QT6_PREFIX_PATH=$(dirname $(dirname $QT6_CONFIG_PATH))
+        echo "CMAKE_PREFIX_PATH=$QT6_PREFIX_PATH" >> $GITHUB_ENV
+        echo "Discovered Qt6 prefix: $QT6_PREFIX_PATH"
 
     - name: Configure CMake for Qt6
       run: cmake -B build_qt6 -DQT_VERSION=6