add questions query

app/graphql/resolvers/questions_query_resolver.rb

@@ -0,0 +1,32 @@
+# frozen_string_literal: true
+module Resolvers
+  class QuestionsQueryResolver
+    def initialize(initial_scope, context:, where:)
+      @initial_scope = initial_scope
+      @context = context
+      @where = where.to_h
+    end
+
+    def resolve
+      set_created_at_filter
+
+      unifeso_authorship = @where.delete(:unifeso_authorship)
+
+      scope = QuestionPolicy::Scope.new(@context[:current_user], @initial_scope).resolve
+        .where(@where)
+        .order(updated_at: :desc)
+
+      return scope if unifeso_authorship.nil?
+
+      unifeso_authorship ? scope.where(authorship: "UNIFESO") : scope.where.not(authorship: "UNIFESO")
+    end
+
+    private
+
+    def set_created_at_filter
+      create_date_range = @where.delete(:create_date)
+
+      @where[:created_at] = create_date_range[:start_at]..create_date_range[:end_at] if create_date_range
+    end
+  end
+end