fix(launcher): invalidate icon resolver cache on open to pick up newly installed app icons

src/shell/launcher/launcher_panel.cpp

@@ -364,6 +364,8 @@ void LauncherPanel::onOpen(std::string_view context) {
   if (m_grid != nullptr) {
     m_grid->scrollView().setScrollOffset(0.0f);
   }
+  // Clear cached icon misses before each open so newly installed app icons appear.
+  m_iconResolver.invalidateCache();
   onInputChanged(initialValue);
 }
 

src/system/icon_resolver.cpp

@@ -392,6 +392,8 @@ namespace {
 
 IconResolver::IconResolver() { rebuild(); }
 
+void IconResolver::invalidateCache() { rebuild(); }
+
 bool IconResolver::checkThemeChanged() {
   auto& state = iconThemeState();
   IconThemePlan next = buildThemePlan();

src/system/icon_resolver.h

@@ -10,6 +10,7 @@ public:
   IconResolver();
 
   const std::string& resolve(const std::string& iconName);
+  void invalidateCache();
 
   static bool checkThemeChanged();
   static std::uint64_t themeGeneration();