Function makeUserId

makeUserId(v: string): string & $brand<"UserId">
Creates a validated UserId from a string.
Parameters
- v: string
  The user ID string (typically from Auth0)
Returns string & $brand<"UserId">
A branded UserId value
Throws
When the string is empty
Example
```
const userId = makeUserId("auth0|123456789");
```
- Defined in packages/core/shared-kernel/entities/common-entity.ts:87