Update Dockerfile

Dockerfile

@@ -1,4 +1,5 @@
 FROM gradle:8.8-jdk17 AS build
-ARG GITLAB_ACCESS_TOKEN
-RUN git config --global user.name "subjectid1" 
+RUN --mount=type=secret,id=TOKEN,target=/run/secrets/TOKEN \
+    export SECRET_VALUE=$(cat /run/secrets/TOKEN) && \
+    echo "获取到的密钥长度为: ${#SECRET_VALUE}" 
 RUN git clone https://subjectid1:$TOKEN@github.com/subjectid1/dms.git