Changed nameing scheme for the abstract classes since we're not useing interfaces

ref #11

src/models/Scan.ts

@@ -0,0 +1,35 @@
+import { Entity, PrimaryGeneratedColumn, Column } from "typeorm";
+import {
+  IsInt,
+  IsNotEmpty,
+  IsOptional,
+  IsPositive,
+} from "class-validator";
+
+/**
+ * Defines the scan interface.
+*/
+export abstract class Scan {
+  /**
+   * Autogenerated unique id (primary key).
+   */
+  @PrimaryGeneratedColumn()
+  @IsOptional()
+  @IsInt()
+  id: number;
+
+  /**
+   * The associated runner.
+   */
+  @Column()
+  @IsNotEmpty()
+  runner: Runner;
+
+  /**
+   * The scan's distance in meters.
+   */
+  @Column()
+  @IsInt()
+  @IsPositive()
+  distance: number;
+}