🧹 Moved Sb1 API to separate workspace and created common workspace

- Created common workspace
- Create Sparebank1Api workspace
- Moved logger to common
- Moved SB1 types to types.ts
- Logger will avoid duplicating first line when capturing console.logs
- Updated imports and added type keyword
- Added nonUniqueId type

src/fs.ts

@@ -1,5 +1,5 @@
 import * as fs from "node:fs"
-import logger from "./logger"
+import logger from "@common/logger"
 
 export function createDirsIfMissing(...directories: string[]): void {
   directories.forEach(createDirIfMissing)