[Output Only] The status of the image. An image can be used to
create other resources, such as instances, only after the image has
been successfully created and the status is set to READY. Possible
values are FAILED, PENDING, or READY.
Values:
UNDEFINED_STATUS (0):
A value indicating that the enum field is not
set.
DELETING (528602024):
Image is deleting.
FAILED (455706685):
Image creation failed due to an error.
PENDING (35394935):
Image hasn't been created as yet.
READY (77848963):
Image has been successfully created.
