Add EventFlow submodule

.gitmodules

@@ -10,3 +10,6 @@
 [submodule "asm-differ"]
 	path = tools/asm-differ
 	url = https://github.com/simonlindholm/asm-differ
+[submodule "lib/EventFlow"]
+	path = lib/EventFlow
+	url = https://github.com/open-ead/EventFlow

CMakeLists.txt

@@ -29,4 +29,7 @@ target_link_libraries(uking PUBLIC sead)
 add_subdirectory(lib/agl)
 target_link_libraries(uking PUBLIC agl)
 
+add_subdirectory(lib/EventFlow)
+target_link_libraries(uking PRIVATE evfl)
+
 add_subdirectory(src)

src/KingSystem/ActorSystem/actAiQuery.h

@@ -8,7 +8,7 @@
 
 namespace evfl {
 class ParamAccessor;
-class QueryArg;
+struct QueryArg;
 }  // namespace evfl
 
 namespace ksys::act {