fp: Use animated sprites, use ms for animation duration

feely_pona_game.h

@@ -60,27 +60,20 @@ struct FP_GameEntitySpawnList
     FP_GameEntitySpawnList *prev;
 };
 
-enum FP_GameEntityActionFlag
-{
-    FP_GameEntityActionFlag_StateTransition = 1 << 0,
-    FP_GameEntityActionFlag_Failed          = 1 << 1,
-};
-
 struct FP_GameEntityActionSprite
 {
     TELY_AssetSpriteSheet     *sheet;
     TELY_AssetSpriteAnimation *anim;
 };
 
-Dqn_f32 const FP_GAME_ENTITY_ACTION_INFINITE_TIMER = -1.f;
+uint64_t const FP_GAME_ENTITY_ACTION_INFINITE_TIMER = UINT64_MAX;
 struct FP_GameEntityAction
 {
-    bool                      flip_on_x;
-    uint32_t                  state;
-    uint32_t                  flags; // Bit flags corresponding with `FP_GameEntityActionFlag`
-    FP_GameEntityActionSprite sprite;
-    Dqn_f32                   timer_s;
-    Dqn_f32                   end_at_s;
+    uint32_t                 state;
+    uint32_t                 next_state;
+    TELY_AssetAnimatedSprite sprite;
+    uint64_t                 started_at_clock_ms;
+    uint64_t                 end_at_clock_ms;
 };
 
 enum FP_GameDirection
@@ -183,6 +176,8 @@ struct FP_Game
 
     FP_GameCamera                         camera;
     TELY_RFui                             rfui;
+
+    uint64_t                              clock_ms;
 };
 
 struct FP_GameAStarNode