Enhancement Description

• One-line enhancement description (can be used as a release note): Add FileEnvSource and FileKeySelector to add environment generated on the fly.
• Kubernetes Enhancement Proposal: https://github.com/kubernetes/enhancements/blob/master/keps/sig-node/3721-support-for-env-files/README.md
• Discussion Link: Add FileEnvSource and FileKeySelector to add environment generated on the fly kubernetes#114674
• Primary contact (assignee): @QuentinN42 @HirazawaUi
• Responsible SIGs: sig-node
• Enhancement target (which target equals to which milestone):
  • Alpha release target (x.y): 1.34
  • Beta release target (x.y): 1.35
  • Stable release target (x.y):
• Alpha
  • KEP (k/enhancements) update PR(s): KEP-3721: Support for env files. #5384
  • Code (k/k) update PR(s): KEP-3721: Support for env files kubernetes#132626
  • Docs (k/website) update PR(s): Add documentation for the EnvFiles feature gate website#51415
    • Blog: Add blog for kep-3721 website#51529
• Beta
  • KEP (k/enhancements) update PR(s):
    • KEP-3721: Promote Envfiles to beta and improve env file syntax #5530
  • Code (k/k) update PR(s): KEP-3721: Promote EnvFiles feature gate to Beta kubernetes#134414
  • Docs (k/website) update(s): KEP-3721: Add beta stage docs for the EnvFiles feature gate website#52873
    • Add overview for Configuration concept: Add overview for Configuration concept website#51899

Please keep this description up to date. This will help the Enhancement Team to track the evolution of the enhancement efficiently.