Create seven-horses-talk.md

Author: kelvink96

.changeset/seven-horses-talk.md

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+---
+"mantine-analytics-dashboard": major
+---
+
+🚀 **Theme Customizer Overhaul**
+
+This release introduces a fully customizable theme system for Mantine Analytics Dashboard.
+
+### ✨ What's New
+
+- Full **Theme Customizer Panel** with live preview
+- Adjustable **color schemes**, **spacing**, **border radius**, and **glassmorphism**
+- Redesigned **sidebar**, **header**, and **card components**
+- Modular layout architecture with better file organization
+- Bug fixes for sidebar behavior and theme typing
+
+Developers now have full control over the dashboard’s appearance, enabling personalized or brand-specific UIs with ease.
+
+🧼 Deprecated:
+- Removed `floating` and `transparent` variants
+- Removed unused sidebar state logic
+
+💥 This is a **breaking change** if you rely on layout variants or legacy theme behavior.