docs

How to generate the doc

go generate .

How to run HTTP server

go run server/main.go

How to update the version

1. Check all example work on all platforms
2. Create a new branch from master branch with a version name like 1.2
3. In the new branch:
4. Update version.txt like 1.2.0
5. Add tag like v1.2.0
6. In master branch:
7. Update version.txt in the master branch like 1.3.0-alpha
8. Deploy the doc with go generate