Failed to build ciso8601
DEPRECATION: Could not build wheels for ciso8601 which do not use PEP 517. pip will fall back to legacy 'setup.py install' for these. pip 21.0 will remove support for this functionality. A possible replacement is to fix the wheel build issue reported above. You can find discussion regarding this at https://github.com/pypa/pip/issues/8368.
Installing collected packages: certifi, multidict, idna, yarl, async-timeout, chardet, attrs, aiohttp, pytz, babel, aiogram, aiograph, aiohttp-healthcheck, hiredis, aioredis, typing-extensions, aiosqlite, appdirs, tzlocal, six, apscheduler, asyncpg, typed-ast, click, regex, toml, pathspec, black, ciso8601, envparse, pyflakes, mccabe, pycodestyle, flake8, iso8601, isort, loguru, pypika, python-rapidjson, python-telegram-bot-pagination, redis, tortoise-orm, uvloop
    Running setup.py install for ciso8601: started
    Running setup.py install for ciso8601: finished with status 'error'
    ERROR: Command errored out with exit status 1:
     command: /usr/local/bin/python -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-d64f2s8_/ciso8601/setup.py'"'"'; __file__='"'"'/tmp/pip-install-d64f2s8_/ciso8601/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /tmp/pip-record-_fdc41f8/install-record.txt --single-version-externally-managed --compile --install-headers /usr/local/include/python3.8/ciso8601
         cwd: /tmp/pip-install-d64f2s8_/ciso8601/
    Complete output (15 lines):
    running install
    running build
    running build_py
    package init file 'ciso8601/__init__.py' not found (or not a regular file)
    creating build
    creating build/lib.linux-x86_64-3.8
    creating build/lib.linux-x86_64-3.8/ciso8601
    copying ciso8601/__init__.pyi -> build/lib.linux-x86_64-3.8/ciso8601
    copying ciso8601/py.typed -> build/lib.linux-x86_64-3.8/ciso8601
    running build_ext
    building 'ciso8601' extension
    creating build/temp.linux-x86_64-3.8
    gcc -pthread -Wno-unused-result -Wsign-compare -DNDEBUG -g -fwrapv -O3 -Wall -fPIC -DCISO8601_VERSION=2.1.3 -I/usr/local/include/python3.8 -c module.c -o build/temp.linux-x86_64-3.8/module.o
    unable to execute 'gcc': No such file or directory
    error: command 'gcc' failed with exit status 1
    ----------------------------------------
ERROR: Command errored out with exit status 1: /usr/local/bin/python -u -c 'import sys, setuptools, tokenize; sys.argv[0] = '"'"'/tmp/pip-install-d64f2s8_/ciso8601/setup.py'"'"'; __file__='"'"'/tmp/pip-install-d64f2s8_/ciso8601/setup.py'"'"';f=getattr(tokenize, '"'"'open'"'"', open)(__file__);code=f.read().replace('"'"'\r\n'"'"', '"'"'\n'"'"');f.close();exec(compile(code, __file__, '"'"'exec'"'"'))' install --record /tmp/pip-record-_fdc41f8/install-record.txt --single-version-externally-managed --compile --install-headers /usr/local/include/python3.8/ciso8601 Check the logs for full command output.
WARNING: You are using pip version 20.2.2; however, version 20.2.4 is available.
You should consider upgrading via the '/usr/local/bin/python -m pip install --upgrade pip' command.
ERROR: Service 'bot' failed to build : The command '/bin/sh -c pip install -r requirements.txt' returned a non-zero code: 1