Add cert with force ssl

enable slack notifications
tidy up rollbar a bit

src/core/rollbar.js

@@ -0,0 +1,19 @@
+import Rollbar from 'rollbar';
+import { analytics } from '../config';
+
+const serverToken = analytics.rollbar.serverToken;
+
+export default {
+  errorHandler() {
+    return Rollbar.errorHandler(serverToken);
+  },
+  handleError(err) {
+    return Rollbar.handleError(err);
+  },
+  init() {
+    Rollbar.init(serverToken);
+    Rollbar.handleUncaughtExceptionsAndRejections(serverToken, {
+      exitOnUncaughtException: true,
+    });
+  },
+};