release: bump version to 0.2.1 (align package metadata)

Author: crasofuentes-hub

pyproject.toml

@@ -6,7 +6,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "qisa-consensus-engine"
-version = "0.1.3"
+version = "0.2.1"
 description = "Deterministic multi-perspective consensus engine with fixpoint convergence, auditability, and categorical coherence metrics."
 readme = "README.md"
 requires-python = ">=3.11"
@@ -65,4 +65,4 @@ fix = true
 
 [tool.ruff.format]
 quote-style = "double"
-indent-style = "space"
+indent-style = "space"

src/qisa/__init__.py

@@ -35,4 +35,4 @@
 ]
 
 
-__version__ = "0.0.0"
+__version__ = "0.2.1"