feat: Basic NPC wandering

code/game/npc.h

@@ -1,10 +1,31 @@
 #if !defined(LD_GAME_NPC_H_)
 #define LD_GAME_NPC_H_
 #include "aabb.h"
+#include "nav.h"
+#include "../core/types.h"
+
+#define NPC_SPEED 0.2
+
+typedef enum NPC_ACTION NPC_ACTION;
+enum NPC_ACTION {
+  // Waiting can be at any point of interest
+  NPC_ACTION_WAITING,
+  // Walking is when they are actively moving somewhere
+  NPC_ACTION_WALKING,
+};
 
 typedef struct NPC NPC;
 struct NPC {
   AABB collision;
+  Str8 name;
+  NPC_ACTION mode;
+  F32 waitTime;
+  F32 maxWaitTime;
+  NavPath path;
+  U32 currentNavNode;
+  U32 pathIndex;
+  U32 targetNavNode;
+  F32 walkTimer;
 };
 
 #endif  // LD_GAME_NPC_H_