make the image work again

Dockerfile

@@ -33,8 +33,9 @@ WORKDIR /var/www
 #RUN apt-get update && DEBIAN_FRONTEND=noninteractive apt-get install -y curl --no-install-recommends && rm -rf /var/lib/apt/lists/* \
 #    && apt-get purge -y --auto-remove curl \
 
-RUN curl -SL https://git.tt-rss.org/git/tt-rss/archive/$TTRSS_GIT_TAG.tar.gz | tar xzC /var/www --strip-components 1 \
-    && cp config.php-dist config.php \
+RUN curl -SL https://git.tt-rss.org/git/tt-rss/archive/$TTRSS_GIT_TAG.tar.gz | tar xzC /var/www --strip-components 1
+
+RUN cp config.php-dist config.php \
     && chown www-data:www-data -R /var/www \
     && mkdir /var/run/php