docs

README

How to generate the doc

go generate .

How to run HTTP server

go run server/main.go

How to update the version

1. Create a new branch from master branch with a version name like 1.2
2. In master branch:
3. Update version.txt in the master branch like 1.3.0-alpha
4. In the new branch:
5. Update version.txt like 1.2.0-rc1
6. Generate the doc
7. Add tag like v1.2.0-rc1
8. Deploy JavaScript files to github.com/hajimehoshi/ebiten.pagestorage
9. Deploy the doc with go generate