In order to install the GD extension in a Docker image, you should add the following instruction to your Dockerfile.
RUN set -eux; \
docker-php-ext-configure gd --with-freetype --with-jpeg; \
docker-php-ext-install exif gd
Sync Windows server time using NTP server
Scheduled tasks were being dispatched early because the time server was not precise. Sync your Windows server time using an NTP server so time never drifts.