Error install mediagoblin using docker

[irene]

I have tried to install mediagoblin with docker but I get the error over and 
over again.

$ docker --version
Docker version 20.10.4, build

$ docker build --tag mediagoblin -f Dockerfile-debian-python3-sqlite .
...
Best match: py-bcrypt 0.4
Processing py-bcrypt-0.4.tar.gz
Writing /tmp/easy_install-dp9tf1e6/py-bcrypt-0.4/setup.cfg
Running py-bcrypt-0.4/setup.py -q bdist_egg --dist-dir 
/tmp/easy_install-dp9tf1e6/py-bcrypt-0.4/egg-dist-tmp-cnyl82x_
error: Setup script exited with error: command 'x86_64-linux-gnu-gcc' failed 
with exit status 1
make: *** [Makefile:119: bin/python] Error 1
The command '/bin/sh -c make' returned a non-zero code: 2