fix: missing pkg-config in image build
Build was failing with the following error during the installation of
mysqlclient==2.2.0:
#39 22.19 Collecting mysqlclient==2.2.0 (from -r requirements/production.txt (line 435))
#39 22.20 Downloading mysqlclient-2.2.0.tar.gz (89 kB)
#39 22.20 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 89.5/89.5 kB 95.8 MB/s eta 0:00:00
#39 22.24 Installing build dependencies: started
#39 24.79 Installing build dependencies: finished with status 'done'
#39 24.81 Getting requirements to build wheel: started
#39 25.07 Getting requirements to build wheel: finished with status 'error'
#39 25.08 error: subprocess-exited-with-error
#39 25.08
#39 25.08 × Getting requirements to build wheel did not run successfully.
#39 25.08 │ exit code: 1
#39 25.08 ╰─> [24 lines of output]
#39 25.08 /bin/sh: 1: pkg-config: not found
#39 25.08 /bin/sh: 1: pkg-config: not found
#39 25.08 Trying pkg-config --exists mysqlclient
#39 25.08 Command 'pkg-config --exists mysqlclient' returned non-zero exit status 127.
#39 25.08 Trying pkg-config --exists mariadb
#39 25.08 Command 'pkg-config --exists mariadb' returned non-zero exit status 127.
#39 25.08 Traceback (most recent call last):
#39 25.08 File "/openedx/venv/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 353, in <module>
#39 25.08 main()
#39 25.08 File "/openedx/venv/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 335, in main
#39 25.08 json_out['return_val'] = hook(**hook_input['kwargs'])
#39 25.08 File "/openedx/venv/lib/python3.8/site-packages/pip/_vendor/pyproject_hooks/_in_process/_in_process.py", line 118, in get_requires_for_build_wheel
#39 25.08 return hook(config_settings)
#39 25.08 File "/tmp/pip-build-env-5hyrozx4/overlay/lib/python3.8/site-packages/setuptools/build_meta.py", line 355, in get_requires_for_build_wheel
#39 25.08 return self._get_build_requires(config_settings, requirements=['wheel'])
#39 25.08 File "/tmp/pip-build-env-5hyrozx4/overlay/lib/python3.8/site-packages/setuptools/build_meta.py", line 325, in _get_build_requires
#39 25.08 self.run_setup()
#39 25.08 File "/tmp/pip-build-env-5hyrozx4/overlay/lib/python3.8/site-packages/setuptools/build_meta.py", line 341, in run_setup
#39 25.08 exec(code, locals())
#39 25.08 File "<string>", line 154, in <module>
#39 25.08 File "<string>", line 48, in get_config_posix
#39 25.08 File "<string>", line 27, in find_package_name
#39 25.08 Exception: Can not find valid pkg-config name.
#39 25.08 Specify MYSQLCLIENT_CFLAGS and MYSQLCLIENT_LDFLAGS env vars manually
#39 25.08 [end of output]