Implemented GitHub login

[gkuga]

What this PR does / why we need it:

Which issue(s) this PR fixes:

Fixes #

Does this PR introduce a user-facing change?:

NONE

[pipecd-bot]

Code coverage for golang is 20.57%. This pull request decreases coverage by -0.16%.

File	Function	Base	Head	Diff
pkg/model/project.go	ProjectSingleSignOn.GenerateUserInfo	--	0.00%	+0.00%
pkg/model/project.go	ProjectSingleSignOn_GitHub.GenerateUserInfo	--	0.00%	+0.00%
pkg/model/project.go	ProjectSingleSignOn_GitHub.decideRole	--	0.00%	+0.00%

[nghialv]

@gkuga これはコメントしました。

[pipecd-bot]

Some issues were detected while linting go source files in your changes.

[pipecd-bot]

Code coverage for golang is 21.14%. This pull request increases coverage by 0.18%.

File	Function	Base	Head	Diff
pkg/model/user.go	NewUser	--	0.00%	+0.00%
pkg/oauth/github/github.go	wrapClient	--	0.00%	+0.00%
pkg/oauth/github/github.go	clientWrapper.getUser	--	0.00%	+0.00%
pkg/oauth/github/github.go	clientWrapper.getTeams	--	0.00%	+0.00%
pkg/oauth/github/github.go	NewOAuthClient	--	0.00%	+0.00%
pkg/oauth/github/github.go	OAuthClient.GetUser	--	80.00%	+80.00%
pkg/oauth/github/github.go	OAuthClient.decideRole	--	94.12%	+94.12%

[pipecd-bot]

Code coverage for golang is 21.14%. This pull request increases coverage by 0.18%.

File	Function	Base	Head	Diff
pkg/model/user.go	NewUser	--	0.00%	+0.00%
pkg/oauth/github/github.go	wrapClient	--	0.00%	+0.00%
pkg/oauth/github/github.go	clientWrapper.getUser	--	0.00%	+0.00%
pkg/oauth/github/github.go	clientWrapper.getTeams	--	0.00%	+0.00%
pkg/oauth/github/github.go	NewOAuthClient	--	0.00%	+0.00%
pkg/oauth/github/github.go	OAuthClient.GetUser	--	80.00%	+80.00%
pkg/oauth/github/github.go	OAuthClient.decideRole	--	94.12%	+94.12%

[nghialv]

/approve

[pipecd-bot]

This pull request is APPROVED by nghialv.

Approvers can cancel the approval by writing /approve cancel in a comment. Any additional commits also will change this pull request to be not-approved.

[pipecd-bot]

failed to handle template rule examples

Details

Error: unabled to push rendered files to destination