Code styling

Added brackets for const lambdas
Converted const lambdas with multiple instructions to functions

front/src/assets/metro.ts

@@ -101,9 +101,9 @@ const lineNames: Record<Lines, string> = {
     violet: 'Фиолетовая',
 }
 
-const lineByName = (name: string) =>
+const lineByName = (name: string) => (
     lines.find(line => stations[line].has(name))
-
+)
 
 export type { Lines }
 export { lines, stations, colors, lineNames, lineByName }