Add Feature-Policy header support

docs/content/middlewares/headers.md

@@ -370,6 +370,10 @@ The `publicKey` implements HPKP to prevent MITM attacks with forged certificates
 
 The `referrerPolicy` allows sites to control when browsers will pass the Referer header to other sites.
 
+### `featurePolicy`
+
+The `featurePolicy` allows sites to control browser features.
+
 ### `isDevelopment`
 
 Set `isDevelopment` to true when developing.

docs/content/reference/dynamic-configuration/docker-labels.yml

@@ -51,6 +51,7 @@
 - "traefik.http.middlewares.middleware09.headers.isdevelopment=true"
 - "traefik.http.middlewares.middleware09.headers.publickey=foobar"
 - "traefik.http.middlewares.middleware09.headers.referrerpolicy=foobar"
+- "traefik.http.middlewares.middleware09.headers.featurepolicy=foobar"
 - "traefik.http.middlewares.middleware09.headers.sslforcehost=true"
 - "traefik.http.middlewares.middleware09.headers.sslhost=foobar"
 - "traefik.http.middlewares.middleware09.headers.sslproxyheaders.name0=foobar"

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

@@ -161,6 +161,7 @@
         contentSecurityPolicy = "foobar"
         publicKey = "foobar"
         referrerPolicy = "foobar"
+        featurePolicy = "foobar"
         isDevelopment = true
         [http.middlewares.Middleware09.headers.customRequestHeaders]
           name0 = "foobar"

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

@@ -194,6 +194,7 @@ http:
         contentSecurityPolicy: foobar
         publicKey: foobar
         referrerPolicy: foobar
+        featurePolicy: foobar
         isDevelopment: true
     Middleware10:
       ipWhiteList:

docs/content/reference/dynamic-configuration/marathon-labels.json

@@ -51,6 +51,7 @@
 "traefik.http.middlewares.middleware09.headers.isdevelopment": "true",
 "traefik.http.middlewares.middleware09.headers.publickey": "foobar",
 "traefik.http.middlewares.middleware09.headers.referrerpolicy": "foobar",
+"traefik.http.middlewares.middleware09.headers.featurepolicy": "foobar",
 "traefik.http.middlewares.middleware09.headers.sslforcehost": "true",
 "traefik.http.middlewares.middleware09.headers.sslhost": "foobar",
 "traefik.http.middlewares.middleware09.headers.sslproxyheaders.name0": "foobar",