Traceback (most recent call last):

File "manage.py", line 36, in

main()

File "manage.py", line 32, in main

execute_from_command_line(sys.argv)

File "/usr/local/lib/python3.8/site-packages/django/core/management/init.py", line 381, in execute_from_command_line

utility.execute()

File "/usr/local/lib/python3.8/site-packages/django/core/management/init.py", line 357, in execute

django.setup()

File "/usr/local/lib/python3.8/site-packages/django/init.py", line 24, in setup

apps.populate(settings.INSTALLED_APPS)

File "/usr/local/lib/python3.8/site-packages/django/apps/registry.py", line 91, in populate

app_config = AppConfig.create(entry)

File "/usr/local/lib/python3.8/site-packages/django/apps/config.py", line 116, in create

mod = import_module(mod_path)

File "/usr/local/lib/python3.8/importlib/init.py", line 127, in import_module

return _bootstrap._gcd_import(name[level:], package, level)

File "", line 1014, in _gcd_import

File "", line 991, in _find_and_load

File "", line 975, in _find_and_load_unlocked

File "", line 671, in _load_unlocked

File "", line 843, in exec_module

File "", line 219, in _call_with_frames_removed

File "/app/crapi/apps.py", line 22, in

import bcrypt

File "/usr/local/lib/python3.8/site-packages/bcrypt/init.py", line 25, in

from . import _bcrypt

ImportError: Error loading shared library libffi.so.7: No such file or directory (needed by /usr/local/lib/python3.8/site-packages/_cffi_backend.cpython-38-x86_64-linux-gnu.so)