Set up MPA routes in App Packages

[AlexanderKaran]

Set up an MPA route in the app projects for running the same tests as SPA but for MPA as baseline tests.

DO NOT MERGE NOT READY YET

Checklist

• If updating UI/UX components ensure you have added screenshots or a gif or video of the changes to the PR description
• If this is a dependabot PR that bumps a metaframework version, ensure that all package versions in the package match the versions installed by the metaframework version being bumped
• If this is a dependabot PR that bumps a metaframework version in a starter-* package, ensure that the deps, and file content matches the output of the metaframeworks recommended starter/default project