traefik/traefik v2.3.0 on GitHub

Enhancements:

[api] Add custom ping http code when Traefik is terminating (#6696 by L3o-pold)
[ecs] Add AWS ECS provider (#6749 by alekitto)
[file] feat: use parser to load dynamic config from file. (#6875 by ldez)
[k8s,k8s/crd,k8s/ingress] Upgrade Client-go to 0.18.2 (#6779 by dtomcej)
[k8s,k8s/ingress] Add new ingressClass support to ingress provider (#6831 by dtomcej)
[k8s,k8s/ingress] Add example for the IngressClass usage (#7219 by SantoDE)
[metrics,pilot] Pilot metrics provider (#7139 by rtribotte)
[pilot] Moves pilot outside the experimental section. (#7287 by ldez)
[pilot,plugins] Traefik Pilot: plugins support and alert system (EXPERIMENTAL FEATURES) (#7041 by ldez)
[plugins] Improve plugins builder. (#7255 by ldez)
[provider] Add HTTP Provider (#6976 by kevinpollet)
[webui] Add iOS specific icons (#6946 by Heisenberg74)

Bug fixes:

[acme] fix: precheck function. (#7333 by ldez)
[ecs] Improve region resolution for ECS provider (#7145 by kevinpollet)
[k8s,k8s/ingress] Delete an unnecessary warning log (#6568 by jbdoumenjou)
[k8s,k8s/ingress] Support Kubernetes Ingress pathType (#7087 by rtribotte)
[k8s,k8s/ingress] Use semantic versioning to enable ingress class support (#7065 by kevinpollet)
[metrics] fix: uint64 alignment in go-kit. (#7289 by ldez)
[middleware] Allow multiple secure middlewares to operate independently (#6604 by dtomcej)
[pilot,webui] Avoid Traefik Pilot iframe code in Traefik webui regarding notifications (#7272 by matthieuh)
[pilot,webui] Add ability to dismiss pilot notification (#7200 by matthieuh)
[pilot] fix: pilot metrics unit for req duration. (#7309 by ldez)
[pilot] fix: start of Traefik Pilot (#7304 by ldez)
[provider] file parser: skip nil value. (#7058 by ldez)
[tracing] Update jaeger-client-go dependency to v2.25.0 (#7198 by kevinpollet)

Documentation:

[consul] Fix consul catalog router tag example (#7332 by rtribotte)
[ecs] Fix documentation for ECS (#7107 by mmatur)
[k8s] docs: add missing apigroup to Kubernetes RBAC (#7199 by kevinpollet)
[k8s] Add the ingressclass resource in the ingress RBAC documentation (#7290 by jbdoumenjou)
[k8s] Add migration documentation for IngressClass (#7083 by kevinpollet)
[middleware] Fixes config samples regarding forceSlash option (#6811 by volkerw00)
[plugins] Update availability info (#7060 by PCM2)
Fix yaml documentation (#7331 by rtribotte)

Misc: