fix

base-images/nginx-php-fpm-main/WorkerDockerfile

@@ -49,6 +49,7 @@ RUN echo @testing http://dl-3.alpinelinux.org/alpine/edge/testing >> /etc/apk/re
     freetype-dev \
     sqlite-dev \
     imap-dev \
+    bcmath \
     libjpeg-turbo-dev \
     postgresql-dev && \
      pip install --upgrade pip && \