add autossh

Dockerfile

@@ -16,7 +16,7 @@ RUN apt-get update -y && apt-get install --no-install-recommends -qqy software-p
       libxtst6 xdg-utils libc-bin hicolor-icon-theme python3-pip python3-dev python3-venv \
       fonts-arphic-ukai fonts-arphic-uming fonts-freefont-ttf fonts-gfs-neohellenic fonts-indic fonts-ipafont-mincho fonts-ipafont-gothic fonts-kacst \
       fonts-liberation fonts-noto-cjk fonts-noto-color-emoji fonts-roboto fonts-stix fonts-thai-tlwg fonts-sil-padauk fonts-ubuntu fonts-unfonts-core fonts-wqy-zenhei \
-      msttcorefonts libu2f-udev libvulkan1 openssh-client sshpass
+      msttcorefonts libu2f-udev libvulkan1 openssh-client sshpass autossh
 
 RUN curl -sS https://dl.yarnpkg.com/debian/pubkey.gpg | apt-key add - \
     && echo "deb https://dl.yarnpkg.com/debian/ stable main" | tee /etc/apt/sources.list.d/yarn.list \