Add --generation Option Support for Application Config Command

Question

Description of change

This change modifies the application config CLI command to accept and parse the --generation option.

Changes to the client and server-side APIs will appear in a forthcoming patch

QA steps

• Bootstrap
• juju deploy redis
• juju config redis works without error.
• juju config redis databases=8 works without error.
• juju config redis databases=16 --generation throws an error for the missing generation value.
• juju config redis databases=8 --generation derp throws an error for the invalid generation value.
• juju config redis databases=16 --generation current works without error.
• juju config redis databases=8 --generation next works without error.

Documentation changes

Yes.

Bug reference

N/A

该提问来源于开源项目：juju/juju

Answer 1

Ping for a doc change.