chore: bump version to 0.6.0

Co-Authored-By: Claude Opus 4.6 (1M context) <noreply@anthropic.com>

Author: mattjaikaran

pyproject.toml

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "mattstack"
-version = "0.5.0"
+version = "0.6.0"
 description = "CLI to scaffold fullstack monorepos from battle-tested boilerplates"
 readme = "README.md"
 license = "MIT"