Display code widget cover preview, similar to yourware

Is your feature request related to a problem? Please describe. The user is requesting a feature to add a cover preview functionality for code widgets, inspired by a similar implementation in another software (yourware). This would likely involve generating or allowing users to set a visual preview or thumbnail for code snippets or code-related widgets, making them more visually appealing and easier to identify at a glance.

Describe the solution you'd like A clear and concise description of what you want to happen.

Describe alternatives you've considered A clear and concise description of any alternative solutions or features you've considered.

Additional context Add any other context or screenshots about the feature request here.