fix: resolve lint errors from merge conflict

- Remove duplicate function definitions in __init__.py
- Fix duplicate imports in extensions.py
- Add missing imports (json, re, shutil) to extensions.py
- Bump version to 0.2.1

Author: kanfil

CHANGELOG.md

@@ -7,6 +7,12 @@ All notable changes to the Specify CLI and templates are documented here.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to to [Semantic Versioning](https://semver.org/spec/v2.0.0/).
 
+## [0.2.1] - 2026-03-10
+
+### Fixed
+
+- Fix lint errors from merge conflict: duplicate imports and missing functions in extensions.py and __init__.py
+
 ## [0.2.0] - 2026-03-09
 
 ### Changed

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "agentic-sdlc-specify-cli"
-version = "0.2.0"
+version = "0.2.1"
 description = "Specify CLI, part of GitHub Spec Kit. A tool to bootstrap your projects for Spec-Driven Development (SDD)."
 requires-python = ">=3.11"
 dependencies = [