dont use S3 directly allow to use any document url (document service agnostic)

lib/provider_service_web/controllers/provider_controller.ex

@@ -13,16 +13,11 @@ defmodule ProviderServiceWeb.ProviderController do
   }
 
   alias ProviderServiceWeb.Schemas.Provider, as: PS
+  alias ProviderServiceWeb.QueryHelpers
 
   operation(:index,
     summary: "List providers",
-    parameters: [
-      "page[number]": [in: :query, type: :integer, required: false],
-      "page[size]": [in: :query, type: :integer, required: false],
-      "filters[0][field]": [in: :query, type: :string, required: false],
-      "filters[0][op]": [in: :query, type: :string, required: false],
-      "filters[0][value]": [in: :query, type: :string, required: false]
-    ],
+    parameters: QueryHelpers.flop([:active, :search], [:name, :inserted_at]),
     responses: [
       ok: {"Provider list", "application/json", PS.ProviderListResponse}
     ]