go build
env GOOS=linux GOARCH=amd64 go build
go install
go get
go fmt
go test
go test -v
// api design http status code: 200 get succuss
201 create success
204 no content
400 page not exist
401 no verify
403 no auth
500 server error
url method sc
* create user : /user post 201, 400, 500
* login : /user/:username post 201, 400, 500
* get user info: /user/:username get 200, 400, 401, 403, 500
* del user : /user/:username delete 204, 400, 401, 403, 500
* list all videos: /user/:username/videos get 200, 400, 500
* get one video: /user/:username/videos/:vid-id get 200, 400, 500
* delete one video: /user/:username/videos/:vid-id delete 204, 400, 401, 403, 500
* show comments /videos/:vid-id/comments get 200, 400, 500
* post a comment /videos/:vid-id/comments post 201, 400, 500
* delete a comment /videos/:vid-id/comment/:cmt-id delete 204, 400, 401, 403, 500
handler->validation{1.request, 2.user}->business logic->response
1. data model
2. error handling