RELEASE: v1.0.0 (#9)

This release updates:
- version.py: 0.1.0 → 1.0.0
- CHANGELOG.md: Added release section for v1.0.0

After merging this PR:
- publish.yml workflow will trigger automatically
- Package will be built and published to PyPI
- GitHub release will be created with tag v1.0.0

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-authored-by: Claude <noreply@anthropic.com>

Author: vilsonrodrigues

CHANGELOG.md

@@ -7,6 +7,8 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 
 ## [Unreleased]
 
+## [1.0.0] - 2025-11-26
+
 ## [0.1.0] - TBD
 
 ### Added

src/msgtrace/version.py

@@ -1,3 +1,3 @@
 """Version information for msgtrace-sdk."""
 
-__version__ = "0.1.0"
+__version__ = "1.0.0"