Project: Bundle build and twine packages into release extra

Author: amotl

setup.cfg

@@ -85,12 +85,13 @@ test =
     requests-mock<2
 
 develop =
-    build<2
     poethepoet<1
     pip-review<2  # Use `pip-review --local --interactive` to upgrade outdated packages.
     ruff<0.15;python_version>='3.7'
-    twine<7
 
+release =
+    build<2
+    twine<7
 
 [options.packages.find]
 where = .