feat: implement user registration and update SASL authentication handling

docs/changelog/index.md

@@ -4,6 +4,9 @@ Release history for EchoHub.
 
 ## Releases
 
+- [v0.2.8](v0.2.8.md) - Docker Support, IRC Account Creation & BOM Fix
+- [v0.2.7](v0.2.7.md) - User List Fix & Terminal.Gui NuGet Migration
+- [v0.2.6](v0.2.6.md) - Major Refactoring & Code Organization
 - [v0.2.5](v0.2.5.md) - Session Persistence, Auto-Updates, Audio & Transparent Theme
 - [v0.2.4](v0.2.4.md) - E2E Message Encryption
 - [v0.2.3](v0.2.3.md) - Moderation, Embeds & UI Overhaul

docs/changelog/toc.yml

@@ -1,5 +1,7 @@
 - name: Overview
   href: index.md
+- name: v0.2.8
+  href: v0.2.8.md
 - name: v0.2.7
   href: v0.2.7.md
 - name: v0.2.6

docs/changelog/v0.2.7.md

@@ -4,14 +4,6 @@
 
 - Fix user list empty on initial connect — `FetchAndUpdateOnlineUsers` was called before `InvokeUI` set the current channel, causing an early return
 
-## New Features
-
-- Add Docker support for EchoHub.Server — `docker compose up -d` for easy self-hosting with persistent volume for database, uploads, and logs
-
-## CI
-
-- Add Docker workflow — builds and pushes multi-arch (`amd64`/`arm64`) server image to GHCR on release
-
 ## Infrastructure
 
 - Switch Terminal.Gui from local fork submodule back to NuGet package (`2.0.0-develop.5039`) — transparent color PR merged upstream

docs/changelog/v0.2.8.md

@@ -0,0 +1,15 @@
+# v0.2.8
+
+## Bug Fixes
+
+- Fix IRC gateway sending UTF-8 BOM on first message, breaking CAP negotiation and SASL auth for all clients
+- Handle `AUTHENTICATE *` (SASL abort) instead of crashing on invalid base64
+
+## New Features
+
+- Add Docker support for EchoHub.Server — `docker compose up -d` for easy self-hosting with persistent volume for database, uploads, and logs
+- IRC account creation — connecting with a new username auto-registers the account (PASS and SASL PLAIN)
+
+## CI
+
+- Add Docker workflow — builds and pushes multi-arch (`amd64`/`arm64`) server image to GHCR on release