Checkpoint: v3.0 - 新增训练视频教程库（分类浏览、自评系统）、训练提醒通知（多类型提醒、浏览器推送）、通知记录管理、去除冗余文字。65个测试全部通过。

drizzle/schema.ts

@@ -222,3 +222,82 @@ export const userBadges = mysqlTable("user_badges", {
 
 export type UserBadge = typeof userBadges.$inferSelect;
 export type InsertUserBadge = typeof userBadges.$inferInsert;
+
+/**
+ * Tutorial video library - professional coaching reference videos
+ */
+export const tutorialVideos = mysqlTable("tutorial_videos", {
+  id: int("id").autoincrement().primaryKey(),
+  title: varchar("title", { length: 256 }).notNull(),
+  category: varchar("category", { length: 64 }).notNull(),
+  skillLevel: mysqlEnum("skillLevel", ["beginner", "intermediate", "advanced"]).default("beginner"),
+  description: text("description"),
+  keyPoints: json("keyPoints"),
+  commonMistakes: json("commonMistakes"),
+  videoUrl: text("videoUrl"),
+  thumbnailUrl: text("thumbnailUrl"),
+  duration: int("duration"),
+  sortOrder: int("sortOrder").default(0),
+  isPublished: int("isPublished").default(1),
+  createdAt: timestamp("createdAt").defaultNow().notNull(),
+  updatedAt: timestamp("updatedAt").defaultNow().onUpdateNow().notNull(),
+});
+
+export type TutorialVideo = typeof tutorialVideos.$inferSelect;
+export type InsertTutorialVideo = typeof tutorialVideos.$inferInsert;
+
+/**
+ * User tutorial progress tracking
+ */
+export const tutorialProgress = mysqlTable("tutorial_progress", {
+  id: int("id").autoincrement().primaryKey(),
+  userId: int("userId").notNull(),
+  tutorialId: int("tutorialId").notNull(),
+  watched: int("watched").default(0),
+  comparisonVideoId: int("comparisonVideoId"),
+  selfScore: float("selfScore"),
+  notes: text("notes"),
+  createdAt: timestamp("createdAt").defaultNow().notNull(),
+  updatedAt: timestamp("updatedAt").defaultNow().onUpdateNow().notNull(),
+});
+
+export type TutorialProgress = typeof tutorialProgress.$inferSelect;
+export type InsertTutorialProgress = typeof tutorialProgress.$inferInsert;
+
+/**
+ * Training reminders
+ */
+export const trainingReminders = mysqlTable("training_reminders", {
+  id: int("id").autoincrement().primaryKey(),
+  userId: int("userId").notNull(),
+  reminderType: varchar("reminderType", { length: 32 }).notNull(),
+  title: varchar("title", { length: 256 }).notNull(),
+  message: text("message"),
+  timeOfDay: varchar("timeOfDay", { length: 5 }).notNull(),
+  daysOfWeek: json("daysOfWeek").notNull(),
+  isActive: int("isActive").default(1),
+  lastTriggered: timestamp("lastTriggered"),
+  createdAt: timestamp("createdAt").defaultNow().notNull(),
+  updatedAt: timestamp("updatedAt").defaultNow().onUpdateNow().notNull(),
+});
+
+export type TrainingReminder = typeof trainingReminders.$inferSelect;
+export type InsertTrainingReminder = typeof trainingReminders.$inferInsert;
+
+/**
+ * Notification log
+ */
+export const notificationLog = mysqlTable("notification_log", {
+  id: int("id").autoincrement().primaryKey(),
+  userId: int("userId").notNull(),
+  reminderId: int("reminderId"),
+  notificationType: varchar("notificationType", { length: 32 }).notNull(),
+  title: varchar("title", { length: 256 }).notNull(),
+  message: text("message"),
+  isRead: int("isRead").default(0),
+  createdAt: timestamp("createdAt").defaultNow().notNull(),
+});
+
+export type NotificationLogEntry = typeof notificationLog.$inferSelect;
+export type InsertNotificationLog = typeof notificationLog.$inferInsert;
+