add indieweb endpoint meta tags

config/config.exs

@@ -18,7 +18,8 @@ config :chiya, ChiyaWeb.Endpoint,
     layout: false
   ],
   pubsub_server: Chiya.PubSub,
-  live_view: [signing_salt: "OJncEkwy"]
+  live_view: [signing_salt: "OJncEkwy"],
+  user_agent: "Chiya/0.x +https://inhji.de"
 
 # Configures the mailer
 #
@@ -63,6 +64,18 @@ config :waffle,
 # Configure Timezones with :tz
 config :elixir, :time_zone_database, Tz.TimeZoneDatabase
 
+config :chiya, :indie,
+  token_endpoint: "https://tokens.indieauth.com/token",
+  auth_endpoint: "https://indieauth.com/auth",
+  supported_scopes: [
+    # Micropub scopes
+    "create",
+    "update",
+    "delete",
+    "undelete",
+    "media"
+  ]
+
 # Import environment specific config. This must remain at the bottom
 # of this file so it overrides the configuration defined above.
 import_config "#{config_env()}.exs"

lib/chiya_web/components/layouts/root_public.html.heex

@@ -10,6 +10,10 @@
 
     <.favicon />
 
+    <link rel="authorization_endpoint" href={@auth_endpoint} />
+    <link rel="token_endpoint" href={@token_endpoint} />
+    <link rel="micropub" href={~p"/indie/micropub"} />
+
     <%= for identity <- @identities do %>
       <link rel="me" href={identity.url} />
     <% end %>

lib/chiya_web/global_assigns.ex

@@ -1,9 +1,16 @@
 defmodule ChiyaWeb.GlobalAssigns do
   import Plug.Conn
 
+  @token_endpoint Application.compile_env!(:chiya, [:indie, :token_endpoint])
+  @auth_endpoint Application.compile_env!(:chiya, [:indie, :auth_endpoint])
+
   def fetch_settings(conn, _opts) do
     settings = Chiya.Site.get_settings()
-    assign(conn, :settings, settings)
+
+    conn
+    |> assign(:token_endpoint, @token_endpoint)
+    |> assign(:auth_endpoint, @auth_endpoint)
+    |> assign(:settings, settings)
   end
 
   def fetch_identities(conn, _opts) do