changed contacts routes to typescript

backend/src/models/Ticket.ts

@@ -0,0 +1,36 @@
+import {
+  Table,
+  Column,
+  CreatedAt,
+  UpdatedAt,
+  Model,
+  DataType,
+  PrimaryKey
+} from "sequelize-typescript";
+
+@Table
+class Ticket extends Model<Ticket> {
+  @PrimaryKey
+  @Column(DataType.NUMBER)
+  id: number;
+
+  @Column({ defaultValue: "pending" })
+  status: string;
+
+  // @Column({ allowNull: false, unique: true })
+  // userId: string;
+
+  @Column(DataType.VIRTUAL)
+  unreadMessages: string;
+
+  @Column(DataType.STRING)
+  lastMessage: string;
+
+  @CreatedAt
+  createdAt: Date;
+
+  @UpdatedAt
+  updatedAt: Date;
+}
+
+export default Ticket;