Merge 'v2.3' into master.

docs/content/getting-started/install-traefik.md

@@ -9,7 +9,10 @@ You can install Traefik with the following flavors:
 
 ## Use the Official Docker Image
 
-Choose one of the [official Docker images](https://hub.docker.com/_/traefik) and run it with the [sample configuration file](https://raw.githubusercontent.com/traefik/traefik/v2.3/traefik.sample.toml):
+Choose one of the [official Docker images](https://hub.docker.com/_/traefik) and run it with one sample configuration file:
+
+* [TOML](https://raw.githubusercontent.com/traefik/traefik/v2.3/traefik.sample.toml)
+* [YAML](https://raw.githubusercontent.com/traefik/traefik/v2.3/traefik.sample.yml)
 
 ```bash
 docker run -d -p 8080:8080 -p 80:80 \
@@ -42,7 +45,7 @@ Ensure that the following requirements are met:
 Add Traefik's chart repository to Helm:
 
 ```bash
-helm repo add traefik https://traefik.github.io/traefik-helm-chart
+helm repo add traefik https://helm.traefik.io/traefik
 ```
 
 You can update the chart repository by running:

docs/content/https/acme.md

@@ -516,6 +516,34 @@ certificatesResolvers:
 # ...
 ```
 
+### `keyType`
+
+_Optional, Default="RSA4096"_
+
+KeyType used for generating certificate private key. Allow value 'EC256', 'EC384', 'RSA2048', 'RSA4096', 'RSA8192'.
+
+```toml tab="File (TOML)"
+[certificatesResolvers.myresolver.acme]
+  # ...
+  keyType = "RSA4096"
+  # ...
+```
+
+```yaml tab="File (YAML)"
+certificatesResolvers:
+  myresolver:
+    acme:
+      # ...
+      keyType: 'RSA4096'
+      # ...
+```
+
+```bash tab="CLI"
+# ...
+--certificatesresolvers.myresolver.acme.keyType="RSA4096"
+# ...
+```
+
 ## Fallback
 
 If Let's Encrypt is not reachable, the following certificates will apply:

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

@@ -251,6 +251,9 @@
     addEntryPointsLabels = true
     addServicesLabels = true
 
+[pilot]
+  token = "foobar"
+
 [ping]
   entryPoint = "foobar"
   manualRouting = true
@@ -365,8 +368,6 @@
       [certificatesResolvers.CertificateResolver1.acme.tlsChallenge]
 
 [experimental]
-  [experimental.pilot]
-    token = "foobar"
   [experimental.plugins]
     [experimental.plugins.Descriptor0]
       moduleName = "foobar"

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

@@ -270,6 +270,8 @@ metrics:
     password: foobar
     addEntryPointsLabels: true
     addServicesLabels: true
+pilot:
+  token: foobar
 ping:
   entryPoint: foobar
   manualRouting: true
@@ -384,8 +386,6 @@ certificatesResolvers:
         entryPoint: foobar
       tlsChallenge: {}
 experimental:
-  pilot:
-    token: foobar
   plugins:
     Descriptor0:
       moduleName: foobar