Remove container image prefix: `sha-`

Read /dev/kmsg in non-block mode

Improve output format

Upload build artifacts

Avoid duplicate results in liveness checker

add oom checker (#23)

* add oom checker

* add some future tasks;add oom_score_adj;add help link

* add another oom log pattern

Co-authored-by: Binjie Qian <biqian@microsoft.com>

Configure github workflow for release

Improve text output by printing out successult results