chore: bump chart (actions#1138)

Fix issue that visible runner groups are printed as if empty in log

Fjx release.yml upload artifacts to not fail due to outdated go (1.15)

chart: Bump to 0.16.0 (with appVersion 0.21.0)

Update the helm chart app version (actions#1099)

modify chart ingress (actions#1098)

Signed-off-by: cw-sakamoto <sakamoto@chatwork.com>

Work-around for offline+busy runners (actions#993)

Ref actions#911

Support installing without cert-manager (actions#834)

* Support installing without cert-manager

chore: bumping chart for new release (actions#948)

doc: Add GitHub App Permission for Workflow Job Webhook (actions#932)

* doc: Add GitHub App Permission for Workflow Job Webhook

I think we've missed documenting about the app permission for receiving workflow_job events via the app webhook

* docs: clarification on webhook events

Co-authored-by: Callum Tait <15716903+toast-gear@users.noreply.github.com>