Добавил создание директории

Dockerfile

@@ -9,6 +9,7 @@ RUN yum install -y epel-release \
     && yum clean all \
     && rm -rf /var/cache/yum \
     && mkdir -p /var/www/html/.well-known \
+    && mkdir -p /var/log/letsencrypt \
     && touch /var/log/letsencrypt/letsencrypt.log \
     && chmod +x /tmp/generate.sh \
     && ln -sf /dev/stdout /var/log/letsencrypt/letsencrypt.log \