Migrated all models to string ids

models/ShortenedLink.ts

@@ -5,7 +5,7 @@ import {DataTypes, InferAttributes, InferCreationAttributes, Model} from "sequel
 export interface IShortenedLink extends Model<InferAttributes<IShortenedLink>, InferCreationAttributes<IShortenedLink>> {
     shortenedId?: string
     originalUrl: string
-    clientId?: number
+    clientId?: string
     clicks?: number
 }