docs: migration-guide

Migration-Guide.md

@@ -0,0 +1,16 @@
+# ♻️ Migration Guide
+
+## From
+- `v2.x`
+- `3.0.0-beta.x`
+
+## To
+- `3.0.0`
+
+## Steps
+To properly migrate the plugin please copy the following migration files to your project `database/migrations` directory: 
+- `migrations/strapi-plugin-navigation-3.0.0-no-1-related-id-to-documentid.js` - **if you're on any of the `2.x` versions**
+- `migrations/strapi-plugin-navigation-3.0.0-no-2-locale-slug-regular-slug.js` - **if you're on version `< 3.0.0-beta.4`**
+- `migrations/strapi-plugin-navigation-3.0.0-no-3-morph-relation.js` - **if you're on version `< 3.0.0-beta.6`**
+
+More about applying database migrations you can find in [**Strapi 5 Documentation**](https://docs.strapi.io/dev-docs/database-migrations).