gd extension docker php

The solution for this is noted below

gd extension docker php

Solution

FROM php:5.6-apache

RUN docker-php-ext-install mysql mysqli

RUN apt-get update -y && apt-get install -y sendmail libpng-dev

RUN apt-get update && \
    apt-get install -y \
        zlib1g-dev

RUN docker-php-ext-install mbstring

RUN docker-php-ext-install zip

RUN docker-php-ext-install gd

Try other methods by searching on the site. That is if this doesn’t work