chore: update CHANGELOG.md for 0.3.0-alpha release and implement favicon support in Top Referrers component

CHANGELOG.md

@@ -4,6 +4,12 @@ All notable changes to Pulse (frontend and product) are documented in this file.
 
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/), and Pulse uses [Semantic Versioning](https://semver.org/spec/v2.0.0.html) with a **0.x.y** version scheme while in initial development. The leading `0` indicates that the public API and behaviour may change until we release **1.0.0**.
 
+## [0.3.0-alpha] - 2026-02-11
+
+### Changed
+
+- **Top Referrers favicons (PULSE-52).** The Top Referrers card now shows real site favicons (e.g. Google, ChatGPT, Instagram) when the referrer is a domain or URL. “Direct” and “Unknown” keep the globe icon; if a favicon fails to load, the previous icon is shown as fallback.
+
 ## [0.2.0-alpha] - 2026-02-11
 
 ### Added
@@ -21,6 +27,7 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.1.0/),
 
 ---
 
-[Unreleased]: https://github.com/ciphera-net/pulse/compare/v0.2.0-alpha...HEAD
+[Unreleased]: https://github.com/ciphera-net/pulse/compare/v0.3.0-alpha...HEAD
+[0.3.0-alpha]: https://github.com/ciphera-net/pulse/compare/v0.2.0-alpha...v0.3.0-alpha
 [0.2.0-alpha]: https://github.com/ciphera-net/pulse/compare/v0.1.0-alpha...v0.2.0-alpha
 [0.1.0-alpha]: https://github.com/ciphera-net/pulse/releases/tag/v0.1.0-alpha