I'm trying to install a streamlit app and I am consistently getting the following error:

11 15.73 Downloading pycparser-2.22-py3-none-any.whl (117 kB)

11 15.74 ━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━━ 117.6/117.6 kB 216.1 MB/s eta 0:00:00

11 16.71 Building wheels for collected packages: cffi

11 16.71 Building wheel for cffi (pyproject.toml): started

11 17.13 Building wheel for cffi (pyproject.toml): finished with status 'error'

11 17.14 error: subprocess-exited-with-error

11 17.14

11 17.14 × Building wheel for cffi (pyproject.toml) did not run successfully.

11 17.14 │ exit code: 1

11 17.14 ╰─> [55 lines of output]

11 17.14 Package libffi was not found in the pkg-config search path.

11 17.14 Perhaps you should add the directory containing `libffi.pc'

11 17.14 to the PKGCONFIGPATH environment variable

11 17.14 No package 'libffi' found

11 17.14 Package libffi was not found in the pkg-config search path.

11 17.14 Perhaps you should add the directory containing `libffi.pc'

11 17.14 to the PKGCONFIGPATH environment variable

11 17.14 No package 'libffi' found

11 17.14 Package libffi was not found in the pkg-config search path.

11 17.14 Perhaps you should add the directory containing `libffi.pc'

11 17.14 to the PKGCONFIGPATH environment variable

11 17.14 No package 'libffi' found

11 17.14 Package libffi was not found in the pkg-config search path.

11 17.14 Perhaps you should add the directory containing `libffi.pc'

11 17.14 to the PKGCONFIGPATH environment variable

11 17.14 No package 'libffi' found

11 17.14 Package libffi was not found in the pkg-config search path.

11 17.14 Perhaps you should add the directory containing `libffi.pc'

11 17.14 to the PKGCONFIGPATH environment variable

11 17.14 No package 'libffi' found

11 17.14 running bdist_wheel

11 17.14 running build

11 17.14 running build_py

11 17.14 creating build/lib.linux-x86_64-cpython-312/cffi

11 17.14 copying cffi/api.py -> build/lib.linux-x86_64-cpython-312/cffi

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