Makdon

The pipeline is complaining because the field `required` is switched from `false` to `true` but i can not figure out why `x-optionalDataType: "String"` has been removed.

I've regenerated the files. But errors occurs when generating files, and it will stop the generating on Macos: ```[main] INFO io.swagger.codegen.AbstractGenerator - writing file /grpc-gateway/examples/internal/clients/abe/.swagger-codegen/VERSION swagger-codegen generate -i examples/internal/proto/examplepb/a_bit_of_everything.swagger.json \...

Of course. I will make another PR for this after a second confirm. But I can not find out where the dockerfile for `ghcr.io/grpc-ecosystem/grpc-gateway/build-env:1.17` locates. And I do not have...

After generating the files, more test breaks because the required field is added into the stubs. I will work on it these days.

The pipeline is complaining because it generates the files using codes from this PR, but compare it with the origin repo. It can not be fixed by regenerate the files...

> I'm confused as to why the CI generation would complain, it shouldn't compare against `main`, it should compare against this PR's contents. Looks to me like we just need...

I closed this PR accidentally... I've rebased and force pushed, and going to reopen and run the pipelines.

The golangci is broken, I tried to reproduce it, and got the following message(which is not caused by this PR): ``` ➜ grpc-gateway git:(makdon-master) golangci-lint version golangci-lint has version 1.48.0...

I will work on it these days

@johanbrandhorst hello, I will work on it :D