Added the new statsClient class for stats api auth

ref #56

src/models/entities/StatsClient.ts

@@ -0,0 +1,33 @@
+import { IsInt, IsOptional, IsString } from "class-validator";
+import { Column, Entity, PrimaryGeneratedColumn } from "typeorm";
+/**
+ * Defines the StatsClient entity.
+ * StatsClients can be used to access the protected parts of the stats api (top runners, donators and so on).
+*/
+@Entity()
+export abstract class StatsClient {
+    /**
+     * Autogenerated unique id (primary key).
+     */
+    @PrimaryGeneratedColumn()
+    @IsInt()
+    id: number;
+
+    /**
+     * The clients's description.
+     * Mostly for better UX when traceing back stuff.
+     */
+    @Column({ nullable: true })
+    @IsOptional()
+    @IsString()
+    description?: string;
+
+    /**
+     * The client's api key.
+     * This is used to authorize a statsClient against the api.
+     * It only grants access to the /stats/** routes.
+     */
+    @Column()
+    @IsString()
+    key: string;
+}