diff -ruN a/plugin/src/Caelestia/Config/fontbuilder.hpp b/plugin/src/Caelestia/Config/fontbuilder.hpp
--- a/plugin/src/Caelestia/Config/fontbuilder.hpp	2026-07-06 16:51:44.650375328 +0800
+++ b/plugin/src/Caelestia/Config/fontbuilder.hpp	2026-07-06 16:51:44.651109682 +0800
@@ -1,6 +1,7 @@
 #pragma once

 #include <qfont.h>
+#include <qvariant.h>
 #include <qqmlintegration.h>

 namespace caelestia::config {
diff -ruN a/plugin/src/Caelestia/Config/font.hpp b/plugin/src/Caelestia/Config/font.hpp
--- a/plugin/src/Caelestia/Config/font.hpp	2026-07-06 16:51:44.642674562 +0800
+++ b/plugin/src/Caelestia/Config/font.hpp	2026-07-06 16:51:44.644443013 +0800
@@ -3,6 +3,7 @@
 #include "fontbuilder.hpp"

 #include <qqmlintegration.h>
+#include <qobject.h>

 namespace caelestia::config {

diff -ruN a/plugin/src/Caelestia/Images/iutils.hpp b/plugin/src/Caelestia/Images/iutils.hpp
--- a/plugin/src/Caelestia/Images/iutils.hpp	2026-07-06 16:51:44.659727985 +0800
+++ b/plugin/src/Caelestia/Images/iutils.hpp	2026-07-06 16:51:44.664443020 +0800
@@ -2,6 +2,7 @@

 #include <qobject.h>
 #include <qqmlintegration.h>
+#include <qqmlengine.h>
 #include <qurl.h>

 namespace caelestia::images {
diff -ruN a/plugin/src/Caelestia/Services/lyriccandidate.hpp b/plugin/src/Caelestia/Services/lyriccandidate.hpp
--- a/plugin/src/Caelestia/Services/lyriccandidate.hpp	2026-07-06 16:51:44.674776620 +0800
+++ b/plugin/src/Caelestia/Services/lyriccandidate.hpp	2026-07-06 16:51:44.684443026 +0800
@@ -1,6 +1,8 @@
 #pragma once

 #include <qqmlintegration.h>
+#include <qobject.h>
+#include <qstring.h>

 namespace caelestia::services {

diff -ruN a/plugin/src/Caelestia/Services/lyrics.hpp b/plugin/src/Caelestia/Services/lyrics.hpp
--- a/plugin/src/Caelestia/Services/lyrics.hpp	2026-07-06 16:51:44.744120739 +0800
+++ b/plugin/src/Caelestia/Services/lyrics.hpp	2026-07-06 16:51:44.754443049 +0800
@@ -6,6 +6,8 @@
 #include <qjsonobject.h>
 #include <qnetworkaccessmanager.h>
 #include <qnetworkreply.h>
+#include <qtimer.h>
+#include <qpointer.h>

 namespace caelestia::services {

diff -ruN a/plugin/src/Caelestia/Services/sessionmanager.cpp b/plugin/src/Caelestia/Services/sessionmanager.cpp
--- a/plugin/src/Caelestia/Services/sessionmanager.cpp	2026-07-06 16:51:44.761151338 +0800
+++ b/plugin/src/Caelestia/Services/sessionmanager.cpp	2026-07-06 16:51:44.764443052 +0800
@@ -7,6 +7,7 @@
 #include <QtDBus/qdbuspendingreply.h>
 #include <QtDBus/qdbusreply.h>
 #include <qloggingcategory.h>
+#include <qqmlengine.h>

 #include "../toaster.hpp"

diff -ruN a/plugin/src/Caelestia/Services/storage.hpp b/plugin/src/Caelestia/Services/storage.hpp
--- a/plugin/src/Caelestia/Services/storage.hpp	2026-07-06 16:51:44.726400433 +0800
+++ b/plugin/src/Caelestia/Services/storage.hpp	2026-07-06 16:51:44.734443042 +0800
@@ -7,6 +7,8 @@
 #include <qqmlintegration.h>
 #include <qqmllist.h>
 #include <qvariant.h>
+#include <qpointer.h>
+#include <qstringlist.h>

 namespace caelestia::services {

diff -ruN a/plugin/src/Caelestia/Services/tickingservice.hpp b/plugin/src/Caelestia/Services/tickingservice.hpp
--- a/plugin/src/Caelestia/Services/tickingservice.hpp	2026-07-06 16:51:44.705688419 +0800
+++ b/plugin/src/Caelestia/Services/tickingservice.hpp	2026-07-06 16:51:44.714443036 +0800
@@ -1,6 +1,7 @@
 #pragma once

 #include "service.hpp"
+#include <qtimer.h>

 namespace caelestia::services {

diff -ruN a/plugin/src/Caelestia/Services/usagefmt.hpp b/plugin/src/Caelestia/Services/usagefmt.hpp
--- a/plugin/src/Caelestia/Services/usagefmt.hpp	2026-07-06 16:51:44.693383576 +0800
+++ b/plugin/src/Caelestia/Services/usagefmt.hpp	2026-07-06 16:51:44.697776364 +0800
@@ -1,6 +1,8 @@
 #pragma once

 #include <qqmlintegration.h>
+#include <qobject.h>
+#include <qstring.h>

 namespace caelestia::services::usagefmt {