Improve type validation

Add image metadata endpoint

shared/src/entities/user.entity.ts

@@ -0,0 +1,33 @@
+import {
+  IsBoolean,
+  IsDefined,
+  IsNotEmpty,
+  IsNumber,
+  IsOptional,
+  IsString,
+} from 'class-validator';
+import { Column, Entity, Index, PrimaryGeneratedColumn } from 'typeorm';
+
+@Entity()
+export class EUser {
+  @PrimaryGeneratedColumn()
+  @IsNumber()
+  @IsDefined()
+  id: number;
+
+  @Index()
+  @Column({ unique: true })
+  @IsString()
+  @IsNotEmpty()
+  username: string;
+
+  @Column({ default: false })
+  @IsDefined()
+  @IsBoolean()
+  isAdmin: boolean;
+
+  @Column({ select: false })
+  @IsOptional()
+  @IsString()
+  password?: string;
+}