feat: единая админка runtime-конфигов и indpic (#22)

admin/tests/backend-sftp.Dockerfile

@@ -0,0 +1,7 @@
+FROM zoomzilla-api:issue328-591a67c
+USER root
+RUN apt-get update && apt-get install -y --no-install-recommends openssh-server && rm -rf /var/lib/apt/lists/* \
+    && useradd --create-home --shell /bin/bash fixture && echo 'fixture:fixture-only-password' | chpasswd \
+    && mkdir -p /run/sshd /home/fixture/site && chown -R fixture:fixture /home/fixture/site
+ENTRYPOINT ["/bin/sh", "-c"]
+CMD ["ssh-keygen -A >/dev/null 2>&1; /usr/sbin/sshd -p 2222; php /work/admin/tests/backend-sftp.php"]