docs: add release notes for v0.6.5

Add detailed release notes for the v0.6.5 patch release covering:
- Enhanced button disabled states in Anime and Pagination components
- Fixed media cover image sizing in WatchList
- AvatarMenu service status indicator
- TypeScript type safety fixes in Pagination event handlers
- Code formatting standardization across components

RELEASE_NOTES_0.6.5.md

@@ -0,0 +1,102 @@
+# AniTrack v0.6.5 Release Notes
+
+## Overview
+
+This release focuses on **improving user experience** through enhanced disabled state handling, visual consistency improvements, and code quality enhancements. The changes prevent invalid user actions, provide better visual feedback, and maintain type safety throughout the application.
+
+---
+
+## 🎨 UI/UX Improvements
+
+### Enhanced Button Disabled States
+
+#### **Anime Component**
+Progress adjustment buttons now properly disable when reaching boundary conditions:
+- ✅ **Decrement button** disabled at progress `0` to prevent negative values
+- ✅ **Increment button** disabled when progress exceeds total episodes or next airing episode boundaries
+- ✅ **Improved visual feedback** with background color removal on disabled state
+
+#### **Pagination Component**
+Navigation buttons now respect page boundaries:
+- ✅ **Previous page button** disabled when on first page
+- ✅ **Next page button** disabled when on last page
+- ✅ **Prevents unnecessary API calls** and improves UX by clearly indicating navigation limits
+
+### Visual Consistency
+
+#### **WatchList Component**
+Fixed media cover image sizing:
+- ✅ Applied **uniform dimensions** (`230px × 330px`) across all cover images
+- ✅ Added **object-fit styling** to maintain aspect ratios
+- ✅ Eliminates visual inconsistencies in the watch list grid
+
+#### **AvatarMenu Component**
+New service status indicator:
+- ✅ **Avatar dot indicator** shows login status across all services
+- ✅ **Green dot**: All services (AniList, MAL, Simkl) are logged in
+- ✅ **Yellow dot**: One or more services not logged in
+- ✅ Provides **quick visual feedback** for service availability
+
+---
+
+## 🔧 Code Quality & Type Safety
+
+### TypeScript Enhancements
+
+#### **Pagination Component**
+Fixed type safety issues in event handlers:
+- ✅ Added **proper type annotations** for `KeyboardEvent` and `Event` handlers
+- ✅ Migrated from `e.target` to `e.currentTarget` for type-safe DOM element access
+- ✅ Resolved **TypeScript errors** related to EventTarget property access
+
+### Code Formatting
+
+#### **Pagination Component**
+Comprehensive code formatting:
+- ✅ Standardized **indentation from 4-space to 2-space** convention
+- ✅ Reorganized import statements and function declarations
+- ✅ Improved code readability and maintainability
+
+#### **AvatarMenu Component**
+Code style improvements:
+- ✅ Standardized **indentation from 4-space to 2-space** convention
+- ✅ Improved import statement formatting and alignment
+- ✅ Fixed semicolon usage throughout the component
+- ✅ Added missing newline at end of file for standards compliance
+
+---
+
+## 📊 Statistics
+
+- **Files Changed**: `5`
+- **Lines Added**: `397`
+- **Lines Removed**: `281`
+- **Net Change**: `+116 lines`
+
+---
+
+## 🐛 Bug Fixes
+
+- ✅ Fixed media cover image sizing inconsistencies in `WatchList`
+- ✅ Resolved TypeScript type safety issues in `Pagination` event handlers
+- ✅ Prevented invalid progress adjustments that could exceed episode boundaries
+- ✅ Prevented invalid pagination requests beyond available pages
+- ✅ Fixed syntax error in `App.svelte`
+
+---
+
+## 🚀 Upgrade Instructions
+
+This is a **patch release** with **no breaking changes**. Users can upgrade safely without any migration steps:
+
+```bash
+# Download the latest release from your repository
+# Or build from source: wails build
+```
+
+---
+
+## 🔗 Links
+
+**Full Changelog**: https://github.com/[username]/Anitrack/compare/v0.6.0...v0.6.5
+**Previous Release**: v0.6.0