Enhancements:

• [acme] Add new certificatesresolvers options (#11977 by ldez)
• [consul,consulcatalog,nomad] Log provider namespace during startup (#12002 by shreealt)
• [docker] Allow discovering non-running Docker containers (#10645 by acouvreur)
• [ecs] AWS ECS IPv6 Support (#12179 by wizbit)
• [file,k8s/crd,service] Add least time load balancing strategy (#12167 by sdelicata)
• [healthcheck,tcp] Add TCP Healthcheck (#11238 by ddtmachado)
• [healthcheck] Add passive health checks (#11351 by Nelwhix)
• [k8s/crd] Add highest random weight in Kubernetes CRD (#12061 by lbenguigui)
• [k8s/gatewayapi] Bump sigs.k8s.io/gateway-api to v1.4.0 (#12140 by kevinpollet)
• [k8s/ingress] Allow publishing services with type ExternalName (#12065 by james-callahan)
• [k8s] Add Knative provider (#11448 by idurgakalyan)
• [middleware,authentication] Add warning when maxBodySize is not set (#12085 by kianelbo)
• [middleware,server] Multi-layer routing (#12130 by sdelicata)
• [plugins] Support syscall (#11939 by david-garcia-garcia)
• [server] Implement HTTP2 HPACK table size options (#12050 by GCHQDeveloper548)
• [service,udp] Avoid allocations in readLoop by using sync.Pool (#12029 by arturmelanchyk)
• [service] Add HighestRandomWeight load balancing algorithm (#9946 by mathieuHa)
• [webui] Add Traefik Hub demo in dashboard (#12193 by gndz07)
• [webui] Reduce vertical padding in dashboard table rows for more compact layout (#12145 by leccelecce)

Bug fixes:

• [server] Make the aggregator compute provider namespace for router’s parentRefs (#12235 by rtribotte)

Documentation:

• Prepare release v3.6.0-rc1 (#12211 by kevinpollet)
• Fix broken link to migration guide on readme (#12021 by 0slb)
• Fix broken links in TCP Service and HTTP Router documentation (#12215 by sheddy-traefik)
• Fix typo in v3.6 migration guide (#12212 by jnoordsij)

Misc:

• Merge branch v3.5 into master (#12210 by rtribotte)
• Merge branch v3.5 into master (#12191 by rtribotte)
• Merge branch v3.5 into master (#12188 by rtribotte)
• Merge branch v3.5 into master (#12160 by rtribotte)
• Merge branch v3.5 into master (#12136 by kevinpollet)
• Merge branch v3.5 into master (#12120 by rtribotte)
• Merge branch v3.5 into master (#12095 by kevinpollet)
• Merge branch v3.5 into master (#12051 by rtribotte)
• Merge branch v3.5 into master (#11976 by kevinpollet)
• Merge branch v3.5 into master (#11940 by kevinpollet)
• Merge branch v3.5 into master (#11900 by kevinpollet)
• Merge branch v3.5 into v3.6 (#12242 by kevinpollet)