* change status as admin

feature: #13

src/components/tabs/ContractTab.vue

@@ -10,7 +10,8 @@
       </button>
       <button
         type="button"
-        class="inline-block max-sm:mt-3 px-6 mr-3 py-2.5 bg-blue-600 text-white font-medium text-xs rounded shadow-md">
+        class="inline-block max-sm:mt-3 px-6 mr-3 py-2.5 bg-blue-600 text-white font-medium text-xs rounded shadow-md"
+        @click="openModal('changeStatus')">
         Status wächseln
       </button>
       <button
@@ -113,6 +114,7 @@
 </template>
 <script>
 import { moveToNextStep } from '../../service/ContractsService'
+import { mapActions } from 'vuex'
 
 export default {
   props: {
@@ -122,6 +124,7 @@ export default {
     }
   },
   methods: {
+    ...mapActions(['openModal']),
     async nextStep() {
       await moveToNextStep(this.contract.id)
         .then(resp => {