Initial rodecomp source snapshot

Source/Contents/SkillTreeScript.h

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+#ifndef RAGNAROK_SOURCE_CONTENTS_SKILLTREESCRIPT_H
+#define RAGNAROK_SOURCE_CONTENTS_SKILLTREESCRIPT_H
+
+struct lua_State;
+class CPlayerSkillBundle;
+
+// Source-side binding for the two recovered callbacks, not the full original
+// LuaScript initializer. The bundle must outlive this state's callbacks.
+// Skill names remain borrowed from Lua strings, as in the reference.
+// Registers c_AddSkillList and c_AddNeedSkillList only. Both return the existing
+// top Lua argument (one result, no push), preserve numeric truncation and -1
+// filters, and associate prerequisites with the first available grouped match.
+void RegisterSkillTreeCallbacks(lua_State* state, CPlayerSkillBundle& bundle);
+
+#endif