Add minimal pyproject.toml

.pre-commit-config.yaml

@@ -49,6 +49,7 @@ repos:
     hooks:
       - id: check-merge-conflict
       - id: check-json
+      - id: check-toml
       - id: check-yaml
 
   - repo: https://github.com/sphinx-contrib/sphinx-lint
@@ -56,6 +57,16 @@ repos:
     hooks:
       - id: sphinx-lint
 
+  - repo: https://github.com/tox-dev/pyproject-fmt
+    rev: 0.11.2
+    hooks:
+      - id: pyproject-fmt
+
+  - repo: https://github.com/abravalheri/validate-pyproject
+    rev: v0.13
+    hooks:
+      - id: validate-pyproject
+
   - repo: https://github.com/tox-dev/tox-ini-fmt
     rev: 1.3.0
     hooks:

pyproject.toml

@@ -0,0 +1,5 @@
+[build-system]
+build-backend = "setuptools.build_meta"
+requires = [
+  "setuptools>=61.2",
+]