Add HTTP3 support (experimental)

Co-authored-by: Ludovic Fernandez <ldez@users.noreply.github.com>

docs/content/reference/static-configuration/cli-ref.md

@@ -102,6 +102,9 @@ Entry points definition. (Default: ```false```)
 `--entrypoints.<name>.address`:  
 Entry point address.
 
+`--entrypoints.<name>.enablehttp3`:  
+Enable HTTP3. (Default: ```false```)
+
 `--entrypoints.<name>.forwardedheaders.insecure`:  
 Trust all forwarded headers. (Default: ```false```)
 
@@ -174,6 +177,9 @@ plugin's GOPATH.
 `--experimental.devplugin.modulename`:  
 plugin's module name.
 
+`--experimental.http3`:  
+Enable HTTP3. (Default: ```false```)
+
 `--experimental.kubernetesgateway`:  
 Allow the Kubernetes gateway api provider usage. (Default: ```false```)
 

docs/content/reference/static-configuration/env-ref.md

@@ -102,6 +102,9 @@ Entry points definition. (Default: ```false```)
 `TRAEFIK_ENTRYPOINTS_<NAME>_ADDRESS`:  
 Entry point address.
 
+`TRAEFIK_ENTRYPOINTS_<NAME>_ENABLEHTTP3`:  
+Enable HTTP3. (Default: ```false```)
+
 `TRAEFIK_ENTRYPOINTS_<NAME>_FORWARDEDHEADERS_INSECURE`:  
 Trust all forwarded headers. (Default: ```false```)
 
@@ -174,6 +177,9 @@ plugin's GOPATH.
 `TRAEFIK_EXPERIMENTAL_DEVPLUGIN_MODULENAME`:  
 plugin's module name.
 
+`TRAEFIK_EXPERIMENTAL_HTTP3`:  
+Enable HTTP3. (Default: ```false```)
+
 `TRAEFIK_EXPERIMENTAL_KUBERNETESGATEWAY`:  
 Allow the Kubernetes gateway api provider usage. (Default: ```false```)
 

docs/content/reference/static-configuration/file.toml

@@ -14,6 +14,7 @@
 [entryPoints]
   [entryPoints.EntryPoint0]
     address = "foobar"
+    enableHTTP3 = true
     [entryPoints.EntryPoint0.transport]
       [entryPoints.EntryPoint0.transport.lifeCycle]
         requestAcceptGraceTimeout = 42
@@ -390,4 +391,5 @@
   [experimental.devPlugin]
     goPath = "foobar"
     moduleName = "foobar"
+  http3 = true
   kubernetesGateway = true

docs/content/reference/static-configuration/file.yaml

@@ -32,6 +32,7 @@ entryPoints:
       trustedIPs:
       - foobar
       - foobar
+    enableHTTP3: true
     http:
       redirections:
         entryPoint:
@@ -410,5 +411,6 @@ experimental:
   devPlugin:
     goPath: foobar
     moduleName: foobar
+  http3: true
   kubernetesGateway: true