style: quick fixes

small improvements in app style
- fade in splash screen
- notifications without sound
- change header style
- non selectable text app wide
- change logo
- lock button more accessible
- link to help
- tooltip on collapse delay
- tooltip on private / public event toggle

server/main.js

@@ -41,10 +41,12 @@ const nodePath =
 // TODO: Icons appear pixelated
 const trayIcon = path.join(__dirname, './assets/images/logos/LOGO-512.png');
 const appIcon = path.join(__dirname, './assets/images/logos/LOGO-512.png');
+
 function showNotification(text) {
   new Notification({
     title: 'ontime',
     body: text,
+    silent: true,
   }).show();
 }
 
@@ -253,6 +255,6 @@ ipcMain.on('send-to-link', (event, arg) => {
 
   // send to help URL
   if (arg === 'help') {
-    shell.openExternal('http://blank');
+    shell.openExternal('https://cpvalente.gitbook.io/ontime/');
   }
 });