chore: remove timezone, apt mirror

Dockerfile

@@ -3,12 +3,8 @@ FROM pytorch/pytorch:2.2.2-cuda12.1-cudnn8-devel
 # ====================================
 # Build Arguments
 # ====================================
-# Set the timezone (Default: Asia/Seoul)
-ARG TIMEZONE=Asia/Seoul
 # Set the Python version (Default: 3.11.9)
 ARG PYTHON_VERSION=3.11.9
-# Set the Ubuntu APT mirror (Default: http://archive.ubuntu.com/ubuntu)
-ARG UBUNTU_APT_MIRROR=http://archive.ubuntu.com/ubuntu
 # Set the user and group (Default: ubuntu)
 ARG USER=ubuntu
 ARG GROUP=ubuntu
@@ -30,13 +26,6 @@ ENV WORKSPACE=/workspace
 # VSCode Server directory (Default: /workspace/.code-server)
 ENV VSCODE_HOME=${WORKSPACE}/.code-server
 
-# Set the timezone
-RUN ln -sf /usr/share/zoneinfo/${TIMEZONE} /etc/localtime
-
-# Change the apt source
-RUN sed -i 's|http://.*.ubuntu.com/ubuntu/|${UBUNTU_APT_MIRROR}|g' /etc/apt/sources.list
-RUN apt update
-
 # Install dependencies
 RUN apt update
 RUN apt install -y \

readme.md

@@ -42,9 +42,7 @@ docker run -d \
 
 ### Build Arguments
 
-- `TIMEZONE`: Set the timezone. Default is `Asia/Seoul`
 - `PYTHON_VERSION`: Set the Python version. Default is `3.11.9`
-- `UBUNTU_APT_MIRROR`: Set the Ubuntu apt mirror. Default is `http://archive.ubuntu.com/ubuntu`
 - `USER`: Set the user name. Default is `ubuntu`
 - `GROUP`: Set the group name. Default is `ubuntu`
 - `UID`: Set the user id. Default is `1000`