chore: bump version to 0.4.0

Signed-off-by: zhuwenxing <wenxing.zhu@zilliz.com>

Author: zhuwenxing

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "code-review-agent"
-version = "0.3.0"
+version = "0.4.0"
 description = "Intelligent code review tool supporting Claude and Gemini"
 readme = "README.md"
 requires-python = ">=3.10"

src/code_review_agent/__init__.py

@@ -14,7 +14,7 @@
 from .progress import ProgressDisplay, ReviewStats
 from .state import FileReviewState, ReviewSessionState, ReviewStateManager
 
-__version__ = "0.3.0"
+__version__ = "0.4.0"
 __all__ = [
     "CodeReviewAgent",
     "GitignoreParser",