✨ Add support for other substitution types

- Store and display original substitution type text
- Treat "eigenverantwortliches Arbeiten" as cancellation

src/components/lesson-card.vue

@@ -130,6 +130,9 @@ function getTime(index) {
           >, {{ $t("timetable.notes") }} {{ getNotes(lesson.substitution) }}
         </span>
       </div>
+      <span class="info type" v-if="lesson.substitution">
+        <i>{{ lesson.substitution.rawType }}</i>
+      </span>
     </div>
     <div class="times" v-if="getTime(index).start && !edit">
       <span>{{ getTime(index).start }} -</span>