fix admin account deletion

src/server/backend/db/data/db.json

@@ -1 +1 @@
-{"db":{"libreevent_temp":{},"libreevent_admin":{},"libreevent_orders":{},"libreevent_users":{}},"index":{"libreevent_temp":0,"libreevent_admin":0,"libreevent_orders":0,"libreevent_users":0}}
+{"db":{"libreevent_temp":{},"libreevent_admin":{"2":{"role":"eventManager","username":"janis","email":"info@janishutz.com","pass":"$2b$10$yjTZTt0k1bvmz.WOm.81l.vFnd6vXLVhFvNQ2b/6EvRa07ktG2Fo6","two_fa":"enhanced"}},"libreevent_orders":{},"libreevent_users":{}},"index":{"libreevent_temp":0,"libreevent_admin":2,"libreevent_orders":0,"libreevent_users":0}}

src/server/ui/home/active/nav.html

@@ -0,0 +1,7 @@
+<nav>
+    <a class="home">Home</a> |
+    <a href="/tickets">Tickets</a> |
+    <a href="/cart">Cart</a> |
+    <a href="/account">Account</a> |
+    <button onclick="changeTheme();" id="themeSelector">&#9789;</button>
+</nav>

src/webapp/main/src/views/admin/SettingsView.vue

@@ -16,6 +16,8 @@
         <p>Changing any of these settings requires a restart of libreevent.</p>
         <p>Currency codes used must be valid ISO 4217 codes. Read more on <a href="https://libreevent.janishutz.com/docs/admin-panel/settings#currency" target="_blank">this page</a> of the documentation <!-- https://en.wikipedia.org/wiki/ISO_4217#List_of_ISO_4217_currency_codes"--></p>
         <settings v-model:settings="settings"></settings>
+        <button @click="save()">Save</button>
+        <p>Detailed explanation of payment gateways can be found <a href="https://libreevent.janishutz.com/docs/payments" target="_blank">here</a>. Please note that you need to save the settings before you can edit settings of the payment gateway after changing it.</p>
         <table class="gateway-settings">
             <tr>
                 <td style="width: 75%;">
@@ -26,8 +28,6 @@
                 </td>
             </tr>
         </table>
-        <button @click="save()">Save</button>
-        <p>Detailed explanation of payment gateways can be found <a href="https://libreevent.janishutz.com/docs/payments" target="_blank">here</a>. Please note that you need to save the settings before you can edit settings of the payment gateway after changing it.</p>
 
         <div class="admin-settings">
             <h2>Admin Accounts</h2>
@@ -368,7 +368,7 @@
                     if ( this.currentPopup === 'deleteUser' ) {
                         let fetchOptions = {
                             method: 'post',
-                            body: JSON.stringify( {  } ),
+                            body: JSON.stringify( { 'email': this.currentlyOpenMenu } ),
                             headers: {
                                 'Content-Type': 'application/json',
                                 'charset': 'utf-8'