feat(setup): add page setup part

[theEvilReaper]

Proposed changes

Due to the extensive refactoring of the setup, it is no longer possible to enter the sub mode used to create the locations where the game spawns collectible pages. This pull request restores that sub mode.

Types of changes

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• Bugfix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• Documentation Update (if none of the other choices apply)

Checklist

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• I have read the CONTRIBUTING.md
• I have added tests that prove my fix is effective or that my feature works
• I have added necessary documentation (if appropriate)

[github-actions]

Test results

126 files  126 suites   1m 1s ⏱️
129 tests 125 ✅  4 💤 0 ❌
390 runs  378 ✅ 12 💤 0 ❌

Results for commit 5e42421.