Add default player start navigation mode and type

src/app/App.tsx

@@ -180,6 +180,7 @@ import {
   DEFAULT_PLAYER_START_CAPSULE_HEIGHT,
   DEFAULT_PLAYER_START_CAPSULE_RADIUS,
   DEFAULT_PLAYER_START_EYE_HEIGHT,
+  DEFAULT_PLAYER_START_NAVIGATION_MODE,
   DEFAULT_SOUND_EMITTER_AUDIO_ASSET_ID,
   DEFAULT_SOUND_EMITTER_VOLUME,
   DEFAULT_SCENE_ENTRY_YAW_DEGREES,
@@ -189,6 +190,7 @@ import {
   DEFAULT_SOUND_EMITTER_MAX_DISTANCE,
   DEFAULT_TELEPORT_TARGET_YAW_DEGREES,
   PLAYER_START_COLLIDER_MODES,
+  PLAYER_START_NAVIGATION_MODES,
   DEFAULT_SPOT_LIGHT_ANGLE_DEGREES,
   DEFAULT_SPOT_LIGHT_COLOR_HEX,
   DEFAULT_SPOT_LIGHT_DISTANCE,
@@ -212,6 +214,7 @@ import {
   normalizeYawDegrees,
   normalizeInteractablePrompt,
   type PlayerStartColliderMode,
+  type PlayerStartNavigationMode,
   type EntityInstance,
   type EntityKind
 } from "../entities/entity-instances";