Welcome to Workshop. We're pleased to have you join us and look forward to seeing progress on your this project and many others to come in future.
As @Brad helpfully suggested, the key to getting great assistance from other members of the community is to provide as much detail as possible about your project. Sharing some photos and some dimensions would really help other members see what you are working with and provide helpful suggestions about next steps.
You might also get inspiration from other projects here on Workshop. Some projects that spring to mind include: