Minor tweaks to debug page

src/App.vue

@@ -11,6 +11,9 @@
             <li>
               <router-link to="/about">About</router-link>
             </li>
+            <li>
+              <router-link to="/debug">Debug</router-link>
+            </li>
           </ul>
         </div>
       </nav>

src/views/Debug.vue

@@ -97,7 +97,7 @@ export default {
   data () {
     return {
       isLoading: false,
-      currentSourceType: this.source,
+      currentSourceType: this.source || 'webfinger',
       currentId: this.id,
       sources: [],
       providers: [],
@@ -159,3 +159,10 @@ export default {
   },
 }
 </script>
+<style scoped>
+td,
+th {
+  word-wrap: break-word;
+  max-width: 150px;
+}
+</style>