Resolve "Add export functionality to course book"

Closes #258 (closed)

aleksis/apps/alsijil/frontend/components/coursebook/statistics/StatisticsForGroupTab.vue

@@ -29,6 +29,17 @@
       </v-avatar>
       {{ item.person.fullName }}
     </template>
+
+    <template #tardinessCount="{ item }">
+      <v-chip outlined class="me-2">
+        <v-icon left>mdi-chart-line-variant</v-icon>
+        {{ item.tardinessCount }}×
+      </v-chip>
+      <v-chip outlined>
+        <v-icon left>mdi-sigma</v-icon>
+        {{ $tc("time.minutes_n", item.tardinessSum) }}
+      </v-chip>
+    </template>
   </c-r-u-d-list>
 </template>
 
@@ -82,7 +93,8 @@ export default {
           };
         }),
         {
-          text: "",
+          text: this.$t("alsijil.personal_notes.tardiness_plural"),
+          value: "tardinessCount",
         },
       ];
     },