feat: 宠物加性格/过敏/备注字段 + 身份卡照护信息 + 微信取手机号

- Pet 增 personality/allergy/notes；建档表单加「性格标签(多选)/过敏/备注」
- IDCard 增 color/personality/owner/phone(脱敏)/allergy/notes/疫苗驱虫状态/发证机构
- 微信取手机号：POST /api/user/phone 用 getPhoneNumber 的 code 换手机号存库
  (BindPhoneByCode 走 getuserphonenumber，复用 access_token)

Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>

pets-be/internal/handler/auth.go

@@ -210,3 +210,20 @@ func (h *Handler) UpdateProfile(c *gin.Context) {
 	}
 	response.OK(c, user)
 }
+
+// BindPhone POST /api/user/phone  用小程序 getPhoneNumber 的 code 绑定手机号
+func (h *Handler) BindPhone(c *gin.Context) {
+	var req struct {
+		Code string `json:"code"`
+	}
+	if err := c.ShouldBindJSON(&req); err != nil || req.Code == "" {
+		response.FailParams(c, "缺少 code")
+		return
+	}
+	phone, err := h.svc.BindPhoneByCode(middleware.UserID(c), req.Code)
+	if err != nil {
+		response.FailErr(c, err)
+		return
+	}
+	response.OK(c, gin.H{"phone": phone})
+}

pets-be/internal/handler/pet.go

@@ -26,6 +26,9 @@ type petReq struct {
 	Breed        string   `json:"breed"`
 	AvatarFileID string   `json:"avatar_file_id"`
 	Goals        []string `json:"goals"`
+	Personality  string   `json:"personality"`
+	Allergy      string   `json:"allergy"`
+	Notes        string   `json:"notes"`
 }
 
 func (r petReq) toInput() service.PetInput {
@@ -33,6 +36,7 @@ func (r petReq) toInput() service.PetInput {
 		Name: r.Name, Emoji: r.Emoji, Type: r.Type, Gender: r.Gender,
 		Weight: r.Weight, Stage: r.Stage, Age: r.Age, Color: r.Color, Breed: r.Breed,
 		AvatarFileID: r.AvatarFileID,
+		Personality:  r.Personality, Allergy: r.Allergy, Notes: r.Notes,
 	}
 	if r.Birthday != "" {
 		if t, err := time.ParseInLocation("2006-01-02", r.Birthday, time.Local); err == nil {
@@ -123,6 +127,17 @@ func (h *Handler) UpdatePet(c *gin.Context) {
 	if req.Color != "" {
 		fields["color"] = req.Color
 	}
+	// 性格/过敏/备注：空串也允许写（用户可能想清空），用指针语义太重，
+	// 这里约定前端总是回传当前值，非空才更新；清空场景暂用「无」占位
+	if req.Personality != "" {
+		fields["personality"] = req.Personality
+	}
+	if req.Allergy != "" {
+		fields["allergy"] = req.Allergy
+	}
+	if req.Notes != "" {
+		fields["notes"] = req.Notes
+	}
 	if req.Breed != "" {
 		fields["breed"] = req.Breed
 	}