Update Dockerfile

Dockerfile

@@ -8,11 +8,13 @@ RUN apt-get update && apt-get install -y \
     ca-certificates \
     sudo
 
-# Clean up APT when done
 RUN apt-get clean && rm -rf /var/lib/apt/lists/*
 
+# Disable 'no new privileges' flag
+# RUN echo 'Defaults !sysctl,!snap' > /etc/sudoers.d/no-new-privileges
+
 # Create /data directory and give permission to user 1001
-RUN mkdir -p /data
+RUN mkdir -p /data && chown -R 1001:1001 /data
 
 # Download and install gotty
 RUN wget -O gotty.tar.gz https://github.com/yudai/gotty/releases/download/v1.0.1/gotty_linux_amd64.tar.gz \
@@ -22,23 +24,18 @@ RUN wget -O gotty.tar.gz https://github.com/yudai/gotty/releases/download/v1.0.1
 
 # Create user 1001 and set working directory
 RUN useradd -u 1001 -d /data user1001 \
- && echo 'user1001 ALL=(ALL) NOPASSWD:ALL' >> /etc/sudoers.d/user1001 \
+ && echo 'user1001 ALL=(ALL) NOPASSWD:ALL' > /etc/sudoers.d/user1001 \
  && chmod 0440 /etc/sudoers.d/user1001
 
-# Switch to user 1001
-USER user1001
-
-# Set working directory to /data
+# Switch to user 1001 and set working directory
+USER 1001
 WORKDIR /data
 
-# Change ownership of the /data folder
-RUN chown -R user1001:user1001 /data
-
 # Create .bashrc file and set PS1 environment variable
 RUN echo 'PS1="online-terminal:\\w\\$ "' > /data/.bashrc
 
 # Expose port
 EXPOSE 8080
 
-# Use gotty to run bash with the modified PS1 environment variable
+# Use gotty to run bash and modify PS1 environment variable
 CMD ["gotty", "--permit-write", "--port", "3000", "--permit-arguments", "/bin/bash", "--rcfile", "/data/.bashrc"]