Checkpoint: v2.0完整版本：新增社区排行榜、每日打卡、24种成就徽章、实时摄像头姿势分析、在线录制（稳定压缩流/断线重连/自动剪辑）、移动端全面适配。47个测试通过。包含完整开发文档。

drizzle/schema.ts

@@ -20,6 +20,12 @@ export const users = mysqlTable("users", {
   totalSessions: int("totalSessions").default(0),
   /** Total training minutes */
   totalMinutes: int("totalMinutes").default(0),
+  /** Current consecutive check-in streak */
+  currentStreak: int("currentStreak").default(0),
+  /** Longest ever streak */
+  longestStreak: int("longestStreak").default(0),
+  /** Total shots across all analyses */
+  totalShots: int("totalShots").default(0),
   createdAt: timestamp("createdAt").defaultNow().notNull(),
   updatedAt: timestamp("updatedAt").defaultNow().onUpdateNow().notNull(),
   lastSignedIn: timestamp("lastSignedIn").defaultNow().notNull(),
@@ -181,3 +187,38 @@ export const ratingHistory = mysqlTable("rating_history", {
 
 export type RatingHistory = typeof ratingHistory.$inferSelect;
 export type InsertRatingHistory = typeof ratingHistory.$inferInsert;
+
+/**
+ * Daily check-in records for streak tracking
+ */
+export const dailyCheckins = mysqlTable("daily_checkins", {
+  id: int("id").autoincrement().primaryKey(),
+  userId: int("userId").notNull(),
+  /** Check-in date (YYYY-MM-DD stored as string for easy comparison) */
+  checkinDate: varchar("checkinDate", { length: 10 }).notNull(),
+  /** Current streak at the time of check-in */
+  streakCount: int("streakCount").notNull().default(1),
+  /** Optional notes for the day */
+  notes: text("notes"),
+  /** Training minutes logged this day */
+  minutesTrained: int("minutesTrained").default(0),
+  createdAt: timestamp("createdAt").defaultNow().notNull(),
+});
+
+export type DailyCheckin = typeof dailyCheckins.$inferSelect;
+export type InsertDailyCheckin = typeof dailyCheckins.$inferInsert;
+
+/**
+ * Achievement badges earned by users
+ */
+export const userBadges = mysqlTable("user_badges", {
+  id: int("id").autoincrement().primaryKey(),
+  userId: int("userId").notNull(),
+  /** Badge identifier key */
+  badgeKey: varchar("badgeKey", { length: 64 }).notNull(),
+  /** When the badge was earned */
+  earnedAt: timestamp("earnedAt").defaultNow().notNull(),
+});
+
+export type UserBadge = typeof userBadges.$inferSelect;
+export type InsertUserBadge = typeof userBadges.$inferInsert;