Merge branch 'manifest' into 'develop'

Expose /manifest.json for PWA

Closes #882

See merge request pleroma/pleroma!3544

test/pleroma/web/manifest_controller_test.exs

@@ -0,0 +1,17 @@
+# Pleroma: A lightweight social networking server
+# Copyright © 2017-2021 Pleroma Authors <https://pleroma.social/>
+# SPDX-License-Identifier: AGPL-3.0-only
+
+defmodule Pleroma.Web.ManifestControllerTest do
+  use Pleroma.Web.ConnCase
+
+  setup do
+    clear_config([:instance, :name], "Manifest Test")
+    clear_config([:manifest, :theme_color], "#ff0000")
+  end
+
+  test "manifest.json", %{conn: conn} do
+    conn = get(conn, "/manifest.json")
+    assert %{"name" => "Manifest Test", "theme_color" => "#ff0000"} = json_response(conn, 200)
+  end
+end

test/pleroma/web/plugs/frontend_static_plug_test.exs

@@ -94,6 +94,7 @@ defmodule Pleroma.Web.Plugs.FrontendStaticPlugTest do
       "internal",
       ".well-known",
       "nodeinfo",
+      "manifest.json",
       "auth",
       "proxy",
       "phoenix",