Update file Dockerfile

Dockerfile

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+FROM kasmweb/core-ubuntu-jammy:1.15.0
+USER root
+
+ENV HOME /home/kasm-default-profile
+ENV STARTUPDIR /dockerstartup
+ENV INST_SCRIPTS $STARTUPDIR/install
+WORKDIR $HOME
+
+######### Customize Container Here ###########
+
+
+RUN apt update -y && apt install -y git sudo stow zsh build-essential procps curl file glibc-source
+RUN git clone https://gitlab.com/developerdurp/dotfiles.git $HOME/.dotfiles
+WORKDIR $HOME/.dotfiles
+RUN stow --adopt . && git restore .
+
+RUN useradd -m -s /bin/zsh linuxbrew && \
+    usermod -aG sudo linuxbrew &&  \
+    mkdir -p /home/linuxbrew/.linuxbrew && \
+    chown -R linuxbrew: /home/linuxbrew/.linuxbrew
+
+USER linuxbrew
+RUN /bin/bash -c "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install.sh)"
+
+USER root
+RUN chown -R $CONTAINER_USER: /home/linuxbrew/.linuxbrew
+ENV PATH="/home/linuxbrew/.linuxbrew/bin:${PATH}"
+RUN git config --global --add safe.directory /home/linuxbrew/.linuxbrew/Homebrew
+
+USER linuxbrew
+RUN brew update
+RUN brew doctor
+RUN brew install neovim 
+
+USER root
+RUN chmod 755 -R /home/linuxbrew
+######### End Customizations ###########
+
+RUN chown 1000:0 $HOME
+RUN $STARTUPDIR/set_user_permission.sh $HOME
+
+ENV HOME /home/kasm-user
+WORKDIR $HOME
+RUN mkdir -p $HOME && chown -R 1000:0 $HOME
+
+USER 1000