feat(packaging) + chore(workplan): complete T02 for CYA-WP-0004 — implemented setuptools_scm for dynamic versioning

pyproject.toml

@@ -1,10 +1,10 @@
 [build-system]
-requires = ["setuptools>=64", "wheel"]
+requires = ["setuptools>=64", "wheel", "setuptools_scm>=8"]
 build-backend = "setuptools.build_meta"
 
 [project]
 name = "can-you-assist"
-version = "0.1.0"
+dynamic = ["version"]
 description = "Console-native, backend-agnostic LLM assistant for practical local work from the shell. MVP slice."
 readme = "README.md"
 requires-python = ">=3.10"
@@ -44,3 +44,8 @@ markers = [
     "safety: core safety and risk classifier invariants (always run)",
 ]
 
+[tool.setuptools_scm]
+write_to = "src/cya/_version.py"
+version_scheme = "guess-next-dev"
+local_scheme = "node-and-date"
+