fix: remove private Qt ABI from release builds

Author: Sopwit

.github/workflows/ci.yml

@@ -149,8 +149,8 @@ jobs:
           fi
 
           rpm -qpR "${MAIN_RPM}" | tee /tmp/ro-control.requires
-          if grep -E 'Qt_6\.10|PRIVATE_API' /tmp/ro-control.requires; then
-            echo "Forbidden Qt private or Fedora 44-era Qt ABI dependency detected." >&2
+          if grep -E 'PRIVATE_API' /tmp/ro-control.requires; then
+            echo "Forbidden Qt private ABI dependency detected." >&2
             exit 1
           fi
 

.github/workflows/release.yml

@@ -198,7 +198,7 @@ jobs:
           rpm -qp --info "${RPM_FILE}" > "dist/rpm/ro-control-${VERSION}-${RPM_ARCH}-info.txt"
           rpm -qp --requires "${RPM_FILE}" | sort > "dist/rpm/ro-control-${VERSION}-${RPM_ARCH}-requires.txt"
           rpm -qlp "${RPM_FILE}" | sort > "dist/rpm/ro-control-${VERSION}-${RPM_ARCH}-files.txt"
-          if grep -E 'Qt_6\.10|PRIVATE_API' "dist/rpm/ro-control-${VERSION}-${RPM_ARCH}-requires.txt"; then
+          if grep -E 'PRIVATE_API' "dist/rpm/ro-control-${VERSION}-${RPM_ARCH}-requires.txt"; then
             echo "Forbidden Qt private ABI dependency detected." >&2
             exit 1
           fi

.github/workflows/rpm-artifacts.yml

@@ -149,7 +149,7 @@ jobs:
           COMMON_RPM_FILE="dist/rpm/ro-control-common-noarch.rpm"
 
           rpm -qpR "${MAIN_RPM_FILE}" | tee /tmp/ro-control.requires
-          if grep -E 'Qt_6\.10|PRIVATE_API' /tmp/ro-control.requires; then
+          if grep -E 'PRIVATE_API' /tmp/ro-control.requires; then
             echo "Forbidden Qt private ABI dependency detected." >&2
             exit 1
           fi

CMakeLists.txt

@@ -162,6 +162,12 @@ qt_add_qml_module(ro-control
         src/qml/assets/icon-theme.svg
 )
 
+# Keep QML cache generation on the public bytecode path so RPM dependencies do
+# not pick up Qt private ABI symbols from AOT-generated C++.
+set_target_properties(ro-control PROPERTIES
+    QT_QMLCACHEGEN_ARGUMENTS "--only-bytecode"
+)
+
 if(Qt6LinguistTools_FOUND)
     # English strings ship directly from source code. Keep the English TS file
     # for catalog maintenance, but only compile non-source locales into .qm.

src/backend/nvidia/updater.h

@@ -13,7 +13,8 @@ namespace SessionUtil {
 struct SessionInfo;
 }
 
-// NvidiaUpdater compares the installed driver state with newer available builds.
+// NvidiaUpdater compares the installed driver state with newer available
+// builds.
 class NvidiaUpdater : public QObject {
   Q_OBJECT
 

src/backend/system/commandrunner.h

@@ -9,7 +9,8 @@
 #include <memory>
 
 // CommandRunner is the shared process execution layer for backend modules.
-// Backend code routes system commands through this class instead of ad hoc calls.
+// Backend code routes system commands through this class instead of ad hoc
+// calls.
 class CommandRunner : public QObject {
   Q_OBJECT