docs: add plugin setup guide

plugin/lib/commonlibf4/include/RE/P/PLAYER_ACTION.h

@@ -0,0 +1,24 @@
+#pragma once
+
+namespace RE
+{
+	enum class PLAYER_ACTION : std::int32_t
+	{
+		kNone = 0x0,
+		kSwingMeleeWeapon = 0x1,
+		kCastProjectileSpell = 0x2,
+		kShootBow = 0x3,
+		kZKeyObject = 0x4,
+		kJumping = 0x5,
+		kKnockingOverObjects = 0x6,
+		kStandOnTableChair = 0x7,
+		kIronSights = 0x8,
+		kDestroyObject = 0x9,
+		kLockedObject = 0xA,
+		kPickpocket = 0xB,
+		kCastSelfSpell = 0xC,
+		kShout = 0xD,
+		kActorCollision = 0xE,
+		kInvalidMarker = 0x10,
+	};
+}