[Dockerfile] Refactor to prevent using sudo during build

`sudo` may lead to unpredictable behavior in some cases, and we don't
really need to use `sudo` to reach what we need.

Author: PeterDaveHello

Dockerfile

@@ -88,15 +88,17 @@ RUN wget --version
 # Add user "nvm" as non-root user
 RUN useradd -ms /bin/bash nvm
 
+# Copy and set permission for nvm directory
+COPY . /home/nvm/.nvm/
+RUN chown nvm:nvm -R "home/nvm/.nvm"
+
 # Set sudoer for "nvm"
 RUN echo 'nvm ALL=(ALL) NOPASSWD: ALL' >> /etc/sudoers
 
 # Switch to user "nvm" from now
 USER nvm
 
 # nvm
-COPY . /home/nvm/.nvm/
-RUN sudo chown nvm:nvm -R "$HOME/.nvm"
 RUN echo 'export NVM_DIR="$HOME/.nvm"'                                       >> "$HOME/.bashrc"
 RUN echo '[ -s "$NVM_DIR/nvm.sh" ] && . "$NVM_DIR/nvm.sh"  # This loads nvm' >> "$HOME/.bashrc"
 RUN echo '[ -s "$NVM_DIR/bash_completion" ] && . "$NVM_DIR/bash_completion" # This loads nvm bash_completion' >> "$HOME/.bashrc"