* Migrate `LAYOUTS` to data driven, 0-9
* Migrate `LAYOUTS` to data driven, A
* Migrate `LAYOUTS` to data driven, B
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* Migrate `LAYOUTS` to data driven, G
* Migrate `LAYOUTS` to data driven, H
* Migrate `LAYOUTS` to data driven, handwired
* Migrate `LAYOUTS` to data driven, I
* Migrate `LAYOUTS` to data driven, J
* Migrate `LAYOUTS` to data driven, K
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* Migrate `LAYOUTS` to data driven, N
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* Migrate `LAYOUTS` to data driven, Q
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* Migrate `LAYOUTS` to data driven, X
* Migrate `LAYOUTS` to data driven, Y
* Migrate `LAYOUTS` to data driven, Z
* fix some broken info.json files
* optimize our jsonschema using refs
* fix formatting after vscode broke it
* make flake8 happy
* cleanup
* make our schema validation more compact and flexible