🔗 Linked issue

closes #756

❓ Type of change

• 📖 Documentation (updates to the documentation or readme)
• 🐞 Bug fix (a non-breaking change that fixes an issue)
• 👌 Enhancement (improving an existing functionality like performance)
• ✨ New feature (a non-breaking change that adds functionality)
• ⚠️ Breaking change (fix or feature that would cause existing functionality to change)

📚 Description

Adds new functions to the model instance so you can check its state or refresh it to its original state.

const user = new User({ id: 1, name: 'John Doe' })

// Checks if an attribute was changed
user.$isDirty()

// Get its original state
user.$getOriginal()

// Rollback changes and return initial state
user.$refresh()

📝 Checklist

• I have linked an issue or discussion.
• I have updated the documentation accordingly.