docs: add plugin setup guide

plugin/lib/commonlibf4/include/RE/T/TESTexture.h

@@ -0,0 +1,30 @@
+#pragma once
+
+#include "RE/B/BSFixedString.h"
+#include "RE/B/BSStringT.h"
+#include "RE/B/BaseFormComponent.h"
+
+namespace RE
+{
+	class __declspec(novtable) TESTexture :
+		public BaseFormComponent  // 00
+	{
+	public:
+		static constexpr auto RTTI{ RTTI::TESTexture };
+		static constexpr auto VTABLE{ VTABLE::TESTexture };
+
+		// override (BaseFormComponent)
+		void InitializeDataComponent() override;          // 02
+		void ClearDataComponent() override { return; }    // 03
+		void CopyComponent(BaseFormComponent*) override;  // 06
+
+		// add
+		virtual std::uint32_t GetMaxAllowedSize() { return 0; }                // 07
+		virtual const char*   GetAsNormalFile(BSString& a_outFilename) const;  // 08
+		virtual const char*   GetDefaultPath() const { return "Textures\\"; }  // 09
+
+		// members
+		BSFixedString textureName;  // 08
+	};
+	static_assert(sizeof(TESTexture) == 0x10);
+}