tcl-dev \

util-linux-dev \

zlib-dev \

# https://www.postgresql.org/docs/10/static/release-10.html#id-1.11.6.9.5.13

icu-dev \

{{ if .major >= 14 then ( -}}

# tzdata is optional, but only adds around 1Mb to image size and is recommended by Django documentation:

# https://docs.djangoproject.com/en/1.10/ref/databases/#optimizing-postgresql-s-configuration

tzdata \

; \

apk del --no-network .build-deps; \

cd /; \