SDV: Use the pre-existing cache rather than ignoring it

worlds/stardew_valley/__init__.py

@@ -100,15 +100,15 @@ def create_region(name: str, exits: Iterable[str]) -> Region:
             return region
 
         world_regions, self.randomized_entrances = create_regions(create_region, self.multiworld.random, self.options)
-        self.multiworld.regions.extend(world_regions)
 
         def add_location(name: str, code: Optional[int], region: str):
-            region = self.multiworld.get_region(region, self.player)
+            region = world_regions[region]
             location = StardewLocation(self.player, name, code, region)
             location.access_rule = lambda _: True
             region.locations.append(location)
 
         create_locations(add_location, self.options, self.multiworld.random)
+        self.multiworld.regions.extend(world_regions.values())
 
     def create_items(self):
         self.precollect_starting_season()

worlds/stardew_valley/regions.py

@@ -429,7 +429,7 @@ def create_final_connections(world_options) -> List[ConnectionData]:
 
 
 def create_regions(region_factory: RegionFactory, random: Random, world_options) -> Tuple[
-    Iterable[Region], Dict[str, str]]:
+    Dict[str, Region], Dict[str, str]]:
     final_regions = create_final_regions(world_options)
     regions: Dict[str: Region] = {region.name: region_factory(region.name, region.exits) for region in
                                   final_regions}
@@ -444,7 +444,7 @@ def create_regions(region_factory: RegionFactory, random: Random, world_options)
         if connection.name in entrances:
             entrances[connection.name].connect(regions[connection.destination])
 
-    return regions.values(), randomized_data
+    return regions, randomized_data
 
 
 def randomize_connections(random: Random, world_options, regions_by_name) -> Tuple[