update dockerfile

Dockerfile

@@ -7,8 +7,11 @@ WORKDIR /app
 # Copy the current directory contents into the container at /app
 COPY . /app
 
-# 현재 사용자로 소유자 변경
-RUN chown -R $USER:$USER /app
+# Create .kaggle directory and set permissions
+RUN mkdir -p /.kaggle && chmod -R 777 /.kaggle
+
+# Create .cache directory and set permissions
+RUN mkdir -p /.cache && chmod -R 777 /.cache
 
 # Create the flask_session directory and set the appropriate permissions
 RUN mkdir -p /app/flask_session && chmod 777 /app/flask_session