diff --git a/README.md b/README.md
new file mode 100644
index 0000000..7f0d1ea
--- /dev/null
+++ b/README.md
@@ -0,0 +1 @@
+### iTunes登录脚本
\ No newline at end of file
diff --git a/deploy/Dockerfile b/deploy/Dockerfile
index cfb7144..cac9848 100644
--- a/deploy/Dockerfile
+++ b/deploy/Dockerfile
@@ -1,4 +1,4 @@
-FROM python:3.11-slim
+FROM python:3.12-slim
 
 COPY . /app
 WORKDIR /app
diff --git a/src/integrations/itunes/api.py b/src/integrations/itunes/api.py
index 57ae132..d68c058 100644
--- a/src/integrations/itunes/api.py
+++ b/src/integrations/itunes/api.py
@@ -231,10 +231,16 @@ class AppleClient:
                         result.errorMessageKey
                         == "MZCommerce.GiftCertificateAlreadyRedeemed"
                 ):
+                    # 已经被兑换
                     result.status = 12
                 elif result.errorMessageKey == "MZFreeProductCode.NoSuch":
+                    # 没有这个卡密
                     result.status = 11
                 elif result.errorMessageKey == "MZCommerce.NatIdYearlyCapExceededException":
+                    # 年限额
+                    result.status = 31
+                elif result.errorMessageKey == "MZCommerce.NatIdDailyCapExceededException":
+                    # 日限额
                     result.status = 31
                 else:
                     logger.error(f"失败状态未知：{response.json()}")