feat: redesign apps page

[svedova]

• Add missing unit tests
• Update CenterLayout to include the header when the user is logged in.
• Create UserMenu component
• Create SideBar component

[stormkit-io[bot]]

Deployment completed

This pull request was successfully built on Stormkit. You can preview it using the following link.

https://app--68152385413685.stormkit.dev ✅

[stormkit-io[bot]]

Deployment completed

This pull request was successfully built on Stormkit. You can preview it using the following link.

https://app--68154030216036.stormkit.dev ✅

[stormkit-io[bot]]

Deployment completed

This pull request was successfully built on Stormkit. You can preview it using the following link.

https://app--68155675018387.stormkit.dev ✅

[stormkit-io[bot]]

Deployment completed

This pull request was successfully built on Stormkit. You can preview it using the following link.

https://app--68158964623089.stormkit.dev ✅