Update package version

Author: PavelMakarchuk

CHANGELOG.md

@@ -1,3 +1,11 @@
+## [2.21.4] - 2026-05-12
+
+### Changed
+
+- Add comment-style guidance to /diagnose-issue Step 9: phrase findings as questions, link primary sources (statute / Rev. Proc. / GitHub permalinks to PE variables), anchor claims to code not assertion.
+- Add Step 6 input-parity warning to /diagnose-issue skill: when running direct Simulation, map every non-zero TAXSIM input from txpydata.csv before drawing conclusions. Includes the TAXSIM-to-PE variable cross-walk.
+
+
 ## [2.21.3] - 2026-05-11
 
 ### Changed

changelog.d/audit-diagnose-issue-skill-2.changed.md

@@ -4,4 +4,4 @@
 
 __all__ = ["generate_household", "export_household", "cli"]
 
-__version__ = "2.21.3"
+__version__ = "2.21.4"

changelog.d/diagnose-issue-comment-style.changed.md

@@ -4,7 +4,7 @@ build-backend = "hatchling.build"
 
 [project]
 name = "policyengine-taxsim"
-version = "2.21.3"
+version = "2.21.4"
 description = "A TAXSIM emulator using PolicyEngine US"
 readme = "README.md"
 requires-python = ">=3.10"