fix: glitchtip performance metrics + cleanup test submissions

- Refactor GlitchtipErrorReportingService to support dynamic DSN and tracesSampleRate
- Enable client-side performance tracing by setting tracesSampleRate: 0.1
- Configure production Mail variables and restart containers on alpha.mintel.me

lib/services/create-services.server.ts

@@ -65,7 +65,15 @@ export function getServerAppServices(): AppServices {
   }
 
   const errors = config.errors.glitchtip.enabled
-    ? new GlitchtipErrorReportingService({ enabled: true }, logger, notifications)
+    ? new GlitchtipErrorReportingService(
+        {
+          enabled: true,
+          dsn: config.errors.glitchtip.dsn,
+          tracesSampleRate: 1.0, // Server-side we usually want higher visibility
+        },
+        logger,
+        notifications,
+      )
     : new NoopErrorReportingService();
 
   if (config.errors.glitchtip.enabled) {