Ergonomic, hermetic, user-friendly software build system for Python, Go, Java, Kotlin, Protobuf, Scala, Shell. Pants lets you fearlessly scale up your codebase!

Pants

Oh, not shown in the diff is:
```git diff pants.toml
diff --git a/pants.toml b/pants.toml
index ed9942170..cecaac289 100644
--- a/pants.toml
+++ b/pants.toml
@@ -7,6 +7,7 @@ backend_packages.add = [
   "pants.backend.build_files.fix.deprecations",
   "pants.backend.build_files.fmt.black",
   "pants.backend.python",
+  "pants.backend.demo",
   "pants.backend.experimental.python.packaging.pyoxidizer",
   "pants.backend.python.lint.autoflake",
   "pants.backend.python.lint.black",```