v2.1.4: [patch] Use env sa prefix (#76)

fix mapping for service account without namespace

old: system:serviceaccount:user => athenz.domain._env_._namespace_.user
new: system:serviceaccount:user => athenz.domain.dev.empty-namespaces.user

# SubjectAccessReview request body
{
  "user": "system:serviceaccount:user",
  "group": [
    "system:serviceaccounts"
  ]
}

# garm-config.yaml
empty_namespace: empty-namespaces
athenz_service_account_prefix: athenz.domain._env_._namespace_.

# garm-extapi.yaml
env: dev

v2.1.3: [patch] prevent crashing from panic (#71)

prevent crashing due to panic: Header called after Handler finished

1. add recover to capture panic from webhook library
2. add recover to capture panic from handler in main go routine

v2.1.2: [patch] upgrade dependencies (#73)

* update athenz org

* upgrade go.mod

* add scan

[patch] fix error log

v2.1.1

[minor] Support authz for kubectl user authn with certificate

v2.1.0

v2.0.1

[patch] go1.14 + update README + add go binary version + fix pipeline…

2.0.0: Merge pull request #38 from kyfujisa/multi-domain

[major] Support authorization using multiple domains.

1.0.9: Merge pull request #37 from yahoojapan/fix_cicd

[patch] fix cicd

1.0.8: Merge pull request #35 from yahoojapan/bugfix_unclosed_error_channel

[patch] memory leak bugfix unclosed error channel on http handler

1.0.7: Merge pull request #30 from yahoojapan/update_go_ver

[patch] update golang version to 1.13