fix: context create with 'use'

[kemingy]

Signed-off-by: Keming [email protected]

• close bug(context): use does not work in context create command #618

[kemingy]

• feat(lang): Support extension alias #161 (comment)

It seems the API part is down.

I can pass the test with go test -race -coverpkg=./pkg/... -coverprofile=coverage.out $(shell go list ./pkg/... | grep -v editor)

[gaocegege]

I am merging it since the e2e does not break by this PR.