chore: complete learning module

src/modules/learnings/entities/learning-progress.entity.ts

@@ -0,0 +1,17 @@
+import { Column, Entity, ManyToOne } from "typeorm";
+
+import { Learning } from "./learning.entity";
+import { BaseEntity } from "../../../common/entities/base.entity";
+import { User } from "../../users/entities/user.entity";
+
+@Entity()
+export class LearningProgress extends BaseEntity {
+  @ManyToOne(() => User, (user) => user.learningProgress)
+  user: User;
+
+  @ManyToOne(() => Learning, (learning) => learning.learningProgress)
+  learning: Learning;
+
+  @Column({ type: "timestamp", default: () => "CURRENT_TIMESTAMP" })
+  watchedAt: Date;
+}