chore: update changelog and bump project version to 6.1.0.

Author: sergioteula

CHANGELOG.md

@@ -5,6 +5,25 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [6.1.0]
+
+### Added
+
+- Full async/await support with new `amazon_creatorsapi.aio` subpackage ([#143](https://github.com/sergioteula/python-amazon-paapi/pull/143))
+- `AsyncAmazonCreatorsApi` class for non-blocking API interactions
+- Async HTTP client with `httpx` integration for connection pooling
+- `AuthenticationError` exception for improved OAuth2 error handling
+- Optional `[async]` installation extra: `pip install python-amazon-paapi[async]`
+- Comprehensive async test suite with integration tests
+- Documentation for async API usage in README and usage guide
+- `make docs` command in Makefile for building documentation
+
+### Changed
+
+- GitHub Actions workflow now installs async dependencies for complete test coverage
+- Test coverage threshold lowered from 99% to 98% to accommodate async tests
+- Additional Ruff linting rules for test files (ARG002, S101, S105, S106, SIM117)
+
 ## [6.0.0] - 2026-01-29
 
 ### Added

docs/conf.py

@@ -23,7 +23,7 @@
 author = "Sergio Abad"
 
 # The full version, including alpha/beta/rc tags
-release = "6.0.0"
+release = "6.1.0"
 
 
 # -- General configuration ---------------------------------------------------

pyproject.toml

@@ -1,6 +1,6 @@
 [project]
 name = "python-amazon-paapi"
-version = "6.0.0"
+version = "6.1.0"
 description = "Amazon Product Advertising API 5.0 wrapper for Python"
 readme = "README.md"
 requires-python = ">=3.9"