providers/proxy: add initial header token auth (#4421)

* initial implementation

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* check for openid/profile claims

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* include jwks sources in proxy provider

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* add web ui for jwks

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* only show sources with JWKS data configured

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* fix introspection tests

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* start basic

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* add basic auth

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* add docs, update admonitions

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* add client_id to api, add tab for auth

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

* update locale

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

Signed-off-by: Jens Langhammer <jens@goauthentik.io>

website/sidebars.js

@@ -64,6 +64,7 @@ module.exports = {
                     },
                     items: [
                         "providers/proxy/custom_headers",
+                        "providers/proxy/header_authentication",
                         "providers/proxy/forward_auth",
                     ],
                 },