Add translations to group/course select

aleksis/apps/alsijil/frontend/components/Coursebook.vue

@@ -160,11 +160,10 @@ export default {
       };
     },
     selectable() {
-      // TODO: i18n
       return [
-        { header: "Klassen" },
+        { header: this.$t("alsijil.coursebook.filter.groups") },
         ...this.groups.map((group) => ({ type: "group", ...group })),
-        { header: "Kurse" },
+        { header: this.$t("alsijil.coursebook.filter.courses") },
         ...this.courses.map((course) => ({ type: "course", ...course })),
       ];
     },

aleksis/apps/alsijil/frontend/messages/de.json

@@ -49,7 +49,9 @@
         }
       },
       "filter": {
-        "own": "Nur eigene Stunden anzeigen"
+        "own": "Nur eigene Stunden anzeigen",
+        "groups": "Klassen",
+        "courses": "Kurse"
       }
     }
   }

aleksis/apps/alsijil/frontend/messages/en.json

@@ -49,7 +49,9 @@
         }
       },
       "filter": {
-        "own": "Only show own lessons"
+        "own": "Only show own lessons",
+        "groups": "School classes",
+        "courses": "Courses"
       }
     }
   }