`validateCode` and `formatCode` helpers

[mkurz]

Does not have validateCode (and therefore also no formatCode)

That might also mean these repos do not even pull in scalafmt.

• [ ] https://github.com/playframework/interplay
• [ ] https://github.com/playframework/omnidoc
• [ ] https://github.com/playframework/play-grpc
• [ ] https://github.com/playframework/play-slick
• [ ] https://github.com/playframework/playframework.com (But has it commented out in .github/workflows/build-test.yml)
• [ ] https://github.com/playframework/play-mailer (But has it commented out in .github/workflows/build-test.yml)
• [ ] https://github.com/playframework/play-webgoat

These I am not sure about because they are seed projects. We can add formatting but I don't think scalafmt should be included when running sbt new ...

• [ ] https://github.com/playframework/play-java-seed.g8
• [ ] https://github.com/playframework/play-scala-seed.g8

In play-samples sbt <command> will not work, because in this repo is the mothership for a lot of projects. We probably would need something like the test.sh script which goes into each project, and runs the sbt command (like validateCode.sh and formatCode.sh:

• [ ] https://github.com/playframework/play-samples (But has it commented out in .github/workflows/build-test.yml)

Has validateCode but no formatCode

• [ ] https://github.com/playframework/anorm
• [x] https://github.com/playframework/cachecontrol https://github.com/playframework/cachecontrol/pull/245
• [ ] https://github.com/playframework/play-doc
• [x] https://github.com/playframework/play-ebean https://github.com/playframework/play-ebean/pull/370
• [ ] https://github.com/playframework/play-file-watch
• [ ] https://github.com/playframework/play-json
• [x] https://github.com/playframework/play-soap https://github.com/playframework/play-soap/pull/328
• [ ] https://github.com/playframework/play-socket.io
• [ ] https://github.com/playframework/play-ws
• [ ] https://github.com/playframework/scalatestplus-play
• [ ] https://github.com/playframework/twirl

[mkurz]

@ihostage Look at https://github.com/playframework/playframework/pull/11513, I tried to come up with a solution how we can sync the same files everywhere and using sys properties as for a repo's special needs. What do you think?