Resolve "Frontend for Models"

Closes #1 (closed)

aleksis/apps/lesrooster/frontend/components/ValidityRange.vue

@@ -12,6 +12,7 @@ import SchoolTermField from "aleksis.core/components/school_term/SchoolTermField
       :gql-create-mutation="gqlCreateMutation"
       :gql-patch-mutation="gqlPatchMutation"
       :gql-delete-mutation="gqlDeleteMutation"
+      :gql-delete-multiple-mutation="gqlDeleteMultipleMutation"
       :default-item="defaultItem"
       :get-create-data="getCreateData"
       :get-patch-data="getPatchData"
@@ -83,6 +84,7 @@ import {
   validityRanges,
   createValidityRange,
   deleteValidityRange,
+  deleteValidityRanges,
   updateValidityRanges,
 } from "./validityRange.graphql";
 
@@ -114,6 +116,7 @@ export default {
       gqlCreateMutation: createValidityRange,
       gqlPatchMutation: updateValidityRanges,
       gqlDeleteMutation: deleteValidityRange,
+      gqlDeleteMultipleMutation: deleteValidityRanges,
       defaultItem: {
         name: "",
         dateStart: "",