diff --git a/xuexiao/instance/student_course.db b/xuexiao/instance/student_course.db
index 8e8aa93..14a603d 100644
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diff --git a/xuexiao/scripts/coze-preview-build.sh b/xuexiao/scripts/coze-preview-build.sh
old mode 100755
new mode 100644
diff --git a/xuexiao/scripts/coze-preview-run.sh b/xuexiao/scripts/coze-preview-run.sh
old mode 100755
new mode 100644