Update changelog for 0.7.0 release

Author: chocolatkey

CHANGELOG.md

@@ -6,4 +6,15 @@ All notable changes to this project will be documented in this file.
 
 ## [Unreleased]
 
-TODO
+None
+
+## [0.7.0] - 2025-01-31
+
+### Added
+
+- Implement support for [EPUB accessibility exemptions](https://www.w3.org/TR/epub-a11y-exemption/), with output in WebPub manifests
+
+### Changed
+
+- The a11y feature `printPageNumbers` has been renamed to `pageNavigation` as per #92
+- Dependencies were updated to latest versions, code adjustments were made for changes in pdfcpu