i'm trying to setup a jekyll project via docker. I need Ruby 3.1 and newer, but after trying to do source ~/.profile I get an error:
source not found
Here's my dockerfile, what am i missing
FROM ubuntu:22.04LABEL maintainer="STS Commercial"ARG NODE_VERSION=18WORKDIR /var/www/htmlENV DEBIAN_FRONTEND noninteractiveENV TZ=UTCRUN ln -snf /usr/share/zoneinfo/$TZ /etc/localtime && echo $TZ > /etc/timezoneRUN rm /bin/sh && ln -s /bin/bash /bin/shRUN apt-get update \&& mkdir -p /etc/apt/keyrings \&& apt-get install -y git curl autoconf bison build-essential libssl-dev libyaml-dev libreadline6-dev zlib1g-dev libncurses5-dev libffi-dev libgdbm6 libgdbm-dev libdb-dev gnupg ca-certificates zip unzip libcap2-bin libpng-dev dnsutils librsvg2-bin fswatch ffmpeg nano \&& curl -sS 'https://keyserver.ubuntu.com/pks/lookup?op=get&search=0x14aa40ec0831756756d7f66c4f4ea0aae5267a6c' | gpg --dearmor | tee /etc/apt/keyrings/ppa_ondrej_php.gpg > /dev/null \&& echo "deb [signed-by=/etc/apt/keyrings/ppa_ondrej_php.gpg] https://ppa.launchpadcontent.net/ondrej/php/ubuntu jammy main" > /etc/apt/sources.list.d/ppa_ondrej_php.list \&& apt-get update \&& apt-get install -y php8.3-cli php8.3-dev \ php8.3-gd \ php8.3-curl \&& curl -sLS https://getcomposer.org/installer | php -- --install-dir=/usr/bin/ --filename=composer \&& curl -fsSL https://deb.nodesource.com/gpgkey/nodesource-repo.gpg.key | gpg --dearmor -o /etc/apt/keyrings/nodesource.gpg \&& echo "deb [signed-by=/etc/apt/keyrings/nodesource.gpg] https://deb.nodesource.com/node_$NODE_VERSION.x nodistro main" > /etc/apt/sources.list.d/nodesource.list \&& apt-get update \&& apt-get install -y nodejs \&& apt-get install -y ruby-full \&& apt-get install -y build-essential \&& apt-get install -y zlib1g-dev \&& apt-get update \&& curl -sSL https://get.rvm.io | bash -s stable \&& rvm install 3.1.2 \&& npm install -g npm \&& apt-get update \&& apt-get -y autoremove \&& apt-get clean \&& rm -rf /var/lib/apt/lists/* /tmp/* /var/tmp/*RUN source ~/.profile \&& rbenv install 3.1.0 \&& rbenv global 3.1.0 \&& gem install jekyll bundler \COPY start-container /usr/local/bin/start-containerRUN chmod +x /usr/local/bin/start-containerEXPOSE 4000ENTRYPOINT ["start-container"]