Merge pull request flant#270 from flant/fix-discussions-links

fix: change forum link

Merge pull request flant#250 from flant/feat_conversion_binding

feat: support for conversion webhooks

feat: use hooks as a validating webhook handlers (flant#223)

feat: use hooks as a validating webhook handlers

- new binding type `kubernetesValidating`
- add documentation and example
- some ci enhancements: build dev image for amd64 only, remove -v from tests

Co-authored-by: Andrey Klimentyev <andrey.klimentyev@flant.com>

Merge pull request flant#211 from flant/feat_exponential_backoff

feat: exponential backoff for hook retries

Add shell_lib.sh to Dockerfile (flant#197)

* Add shell_lib.sh to Dockerfile

feat: separate port for hook metrics (flant#190)

* feat: separate port for hook metrics

- hook-metrics-listen-port flag to specify a listen port for hook metrics
- fix labels cardinality for kube_event_manager metrics

Merge pull request flant#175 from flant/fix_replace_zombie_reaper_wit…

…h_tini

fix: use tini for zombie reaping

Merge pull request flant#165 from flant/feat_metrics_from_hooks

feat: allow to send metrics from hooks

Merge pull request flant#129 from flant/feat_script_ci_coverage_set_p…

…refix

feat: configurable prefix flag for cc-test-reporter

Merge pull request flant#103 from flant/fix_delay_between_tasks

fix: delay between tasks