Route.to: mismatched value and type for index routes

[nstepien]

Which project does this relate to?

Router

Describe the bug

The JS value of Route.to has a trailing slash, while the type does not.

Your Example Website or App

https://stackblitz.com/edit/github-x8vduv4u?file=src%2Froutes%2Findex.tsx,src%2Froutes%2Fposts%2Findex.tsx

Steps to Reproduce the Bug or Issue

1. navigate to /posts

Expected behavior

The value should be /posts instead of /posts/.

Screenshots or Videos

No response

Platform

• OS: Win11
• Browser: Chrome
• Version: 131.0.6778.140

Additional context

Route.fullPath does have the trailing slash for both the type and the value.
I expected Route.to to not have the trailing slash.