Import new player start constants and types

src/app/App.tsx

@@ -127,11 +127,16 @@ import {
   DEFAULT_POINT_LIGHT_COLOR_HEX,
   DEFAULT_POINT_LIGHT_DISTANCE,
   DEFAULT_POINT_LIGHT_INTENSITY,
+  DEFAULT_PLAYER_START_BOX_SIZE,
+  DEFAULT_PLAYER_START_CAPSULE_HEIGHT,
+  DEFAULT_PLAYER_START_CAPSULE_RADIUS,
+  DEFAULT_PLAYER_START_EYE_HEIGHT,
   DEFAULT_SOUND_EMITTER_AUDIO_ASSET_ID,
   DEFAULT_SOUND_EMITTER_VOLUME,
   DEFAULT_SOUND_EMITTER_REF_DISTANCE,
   DEFAULT_SOUND_EMITTER_MAX_DISTANCE,
   DEFAULT_TELEPORT_TARGET_YAW_DEGREES,
+  PLAYER_START_COLLIDER_MODES,
   DEFAULT_SPOT_LIGHT_ANGLE_DEGREES,
   DEFAULT_SPOT_LIGHT_COLOR_HEX,
   DEFAULT_SPOT_LIGHT_DISTANCE,
@@ -152,6 +157,7 @@ import {
   normalizeEntityName,
   normalizeYawDegrees,
   normalizeInteractablePrompt,
+  type PlayerStartColliderMode,
   type EntityInstance,
   type EntityKind
 } from "../entities/entity-instances";