Pleroma.Web.PleromaAPI.EmojiPackController: dialyzer errors

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:112:no_return
Function download/2 has no local return.
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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:114:call
The function call will not succeed.

Phoenix.Controller.json(_conn :: %{:body_params => %{:name => _, :url => _, _ => _}, _ => _}, <<111, 107>>)

breaks the contract
(Plug.Conn.t(), term()) :: Plug.Conn.t()

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:117:call
The function call will not succeed.

Plug.Conn.put_status(
  _conn :: %{:body_params => %{:name => _, :url => _, _ => _}, _ => _},
  :internal_server_error
)

breaks the contract
(t(), status()) :: t()

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:122:call
The function call will not succeed.

Plug.Conn.put_status(
  _conn :: %{:body_params => %{:name => _, :url => _, _ => _}, _ => _},
  :internal_server_error
)

breaks the contract
(t(), status()) :: t()

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:127:call
The function call will not succeed.

Plug.Conn.put_status(
  _conn :: %{:body_params => %{:name => _, :url => _, _ => _}, _ => _},
  :internal_server_error
)

breaks the contract
(t(), status()) :: t()

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:187:no_return
Function update/2 has no local return.
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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:189:call
The function call will not succeed.

Phoenix.Controller.json(_conn :: %{:body_params => %{:metadata => _, _ => _}, _ => _}, map())

breaks the contract
(Plug.Conn.t(), term()) :: Plug.Conn.t()

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:192:call
The function call will not succeed.

Plug.Conn.put_status(_conn :: %{:body_params => %{:metadata => _, _ => _}, _ => _}, :bad_request)

breaks the contract
(t(), status()) :: t()

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lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex:203:call
The function call will not succeed.

Plug.Conn.put_status(_conn :: %{:body_params => %{:metadata => _, _ => _}, _ => _}, :internal_server_error) ::
  :ok
def a() do
  :ok
end

breaks the contract
(t(), status()) :: t()

lib/pleroma/web/api_spec/operations/pleroma_emoji_pack_operation.ex

@@ -130,15 +130,15 @@ defmodule Pleroma.Web.ApiSpec.PleromaEmojiPackOperation do
   defp download_request do
     %Schema{
       type: :object,
-      required: [:url, :name],
+      required: ["url", "name"],
       properties: %{
-        url: %Schema{
+        "url" => %Schema{
           type: :string,
           format: :uri,
           description: "URL of the instance to download from"
         },
-        name: %Schema{type: :string, format: :uri, description: "Pack Name"},
-        as: %Schema{type: :string, format: :uri, description: "Save as"}
+        "name" => %Schema{type: :string, format: :uri, description: "Pack Name"},
+        "as" => %Schema{type: :string, format: :uri, description: "Save as"}
       }
     }
   end
@@ -302,27 +302,7 @@ defmodule Pleroma.Web.ApiSpec.PleromaEmojiPackOperation do
   defp update_request do
     %Schema{
       type: :object,
-      properties: %{
-        metadata: %Schema{
-          type: :object,
-          description: "Metadata to replace the old one",
-          properties: %{
-            license: %Schema{type: :string},
-            homepage: %Schema{type: :string, format: :uri},
-            description: %Schema{type: :string},
-            "fallback-src": %Schema{
-              type: :string,
-              format: :uri,
-              description: "Fallback url to download pack from"
-            },
-            "fallback-src-sha256": %Schema{
-              type: :string,
-              description: "SHA256 encoded for fallback pack archive"
-            },
-            "share-files": %Schema{type: :boolean, description: "Is pack allowed for sharing?"}
-          }
-        }
-      }
+      properties: %{"metadata" => metadata()}
     }
   end
 

lib/pleroma/web/pleroma_api/controllers/emoji_pack_controller.ex

@@ -109,8 +109,8 @@ defmodule Pleroma.Web.PleromaAPI.EmojiPackController do
     end
   end
 
-  def download(%{body_params: %{url: url, name: name} = params} = conn, _) do
-    with {:ok, _pack} <- Pack.download(name, url, params[:as]) do
+  def download(%{body_params: %{"url" => url, "name" => name} = params} = conn, _) do
+    with {:ok, _pack} <- Pack.download(name, url, params["as"]) do
       json(conn, "ok")
     else
       {:error, :not_shareable} ->
@@ -184,7 +184,7 @@ defmodule Pleroma.Web.PleromaAPI.EmojiPackController do
     end
   end
 
-  def update(%{body_params: %{metadata: metadata}} = conn, %{name: name}) do
+  def update(%{body_params: %{"metadata" => metadata}} = conn, %{name: name}) do
     with {:ok, pack} <- Pack.update_metadata(name, metadata) do
       json(conn, pack.pack)
     else