feat(auth): 重构认证模块，添加OTP发送和登录功能

backend/app/http/v1/auth/dto/auth.go

@@ -0,0 +1,36 @@
+package dto
+
+import "quyun/v2/pkg/consts"
+
+type SendOTPForm struct {
+	Phone string `json:"phone"`
+}
+
+type LoginForm struct {
+	Phone string `json:"phone"`
+	OTP   string `json:"otp"`
+}
+
+type LoginResponse struct {
+	Token string `json:"token"`
+	User  *User  `json:"user"`
+}
+
+type User struct {
+	ID                 string        `json:"id"`
+	Phone              string        `json:"phone"`
+	Nickname           string        `json:"nickname"`
+	Avatar             string        `json:"avatar"`
+	Gender             consts.Gender `json:"gender"`
+	Bio                string        `json:"bio"`
+	Birthday           string        `json:"birthday"` // YYYY-MM-DD
+	Location           *Location     `json:"location"`
+	Balance            float64       `json:"balance"`
+	Points             int64         `json:"points"`
+	IsRealNameVerified bool          `json:"is_real_name_verified"`
+}
+
+type Location struct {
+	Province string `json:"province"`
+	City     string `json:"city"`
+}