change ssh config

Dockerfile

@@ -6,8 +6,12 @@ RUN \
   apt update && \
   apt install -y cron && \
   apt install -y openssh-server && \
+  apt install -y curl && \
   mkdir -p ${APP_DIR} && \
-  useradd -d ${APP_DIR} -u 1000 user
+  useradd -d ${APP_DIR} -u 1000 user && \
+  mkdir -p ${APP_DIR}/.ssh && \
+  curl https://home.hottis.de/mysshkeys.pub > ${APP_DIR}/.ssh/authorized_keys
+
 
 COPY crontab /etc/
 COPY testscript.sh ${APP_DIR}/