relax setuptools version

.github/workflows/test.yml

@@ -33,7 +33,6 @@ jobs:
       - name: Prepare
         shell: bash
         run: |
-          python -m pip install -U pip
           python -m pip install -r requirements.txt pytest
 
       - name: Build
@@ -55,8 +54,7 @@ jobs:
       - name: build packages
         shell: bash
         run: |
-          pip install build
-          python -m build
+          python -m build -nv
 
       - name: upload packages
         uses: actions/upload-artifact@v4

MANIFEST.in

@@ -1,5 +1,5 @@
 include setup.py
 include COPYING
 include README.md
-recursive-include msgpack *.h *.c *.pyx *.cpp
+recursive-include msgpack *.h *.c *.pyx
 recursive-include test *.py

pyproject.toml

@@ -1,5 +1,5 @@
 [build-system]
-requires = ["setuptools >= 80.9.0"]
+requires = ["setuptools >= 77.0.3"]
 build-backend = "setuptools.build_meta"
 
 [project]

requirements.txt

@@ -1 +1,3 @@
 Cython==3.1.4
+setuptools==77.0.3
+build