ksys/act: Add BaseProcHeapMgr

Why does this exist?

src/KingSystem/ActorSystem/CMakeLists.txt

@@ -54,6 +54,8 @@ target_sources(uking PRIVATE
   actBaseProc.h
   actBaseProcHandle.cpp
   actBaseProcHandle.h
+  actBaseProcHeapMgr.cpp
+  actBaseProcHeapMgr.h
   actBaseProcJob.cpp
   actBaseProcJob.h
   actBaseProcJobHandler.cpp

src/KingSystem/ActorSystem/actBaseProcHeapMgr.cpp

@@ -0,0 +1,19 @@
+#include "KingSystem/ActorSystem/actBaseProcHeapMgr.h"
+
+namespace ksys::act {
+
+SEAD_SINGLETON_DISPOSER_IMPL(BaseProcHeapMgr)
+
+BaseProcHeapMgr::BaseProcHeapMgr() = default;
+
+BaseProcHeapMgr::~BaseProcHeapMgr() = default;
+
+sead::Heap* BaseProcHeapMgr::getHeap() const {
+    return mHeap;
+}
+
+void BaseProcHeapMgr::setHeap(sead::Heap* heap) {
+    mHeap = heap;
+}
+
+}  // namespace ksys::act

src/KingSystem/ActorSystem/actBaseProcHeapMgr.h

@@ -0,0 +1,21 @@
+#pragma once
+
+#include <heap/seadDisposer.h>
+
+namespace ksys::act {
+
+class BaseProcHeapMgr {
+    SEAD_SINGLETON_DISPOSER(BaseProcHeapMgr)
+    BaseProcHeapMgr();
+    virtual ~BaseProcHeapMgr();
+
+public:
+    sead::Heap* getHeap() const;
+    void setHeap(sead::Heap* heap);
+
+private:
+    sead::Heap* mHeap{};
+    u32 _30{};
+};
+
+}  // namespace ksys::act