Add Sentry to client for error handling (#43920)

Co-authored-by: Oliver Eyton-Williams <ojeytonwilliams@gmail.com>

api-server/src/server/index.js

@@ -18,11 +18,11 @@ const reqLogFormat = ':date[iso] :status :method :response-time ms - :url';
 // this may be brittle
 log.enabled = true;
 
-if (sentry.dns === 'dsn_from_sentry_dashboard') {
+if (sentry.dsn === 'dsn_from_sentry_dashboard') {
   log('Sentry reporting disabled unless DSN is provided.');
 } else {
   Sentry.init({
-    dsn: sentry.dns
+    dsn: sentry.dsn
   });
   log('Sentry initialized');
 }

api-server/src/server/middlewares/sentry-error-handler.js

@@ -4,14 +4,14 @@ import { isHandledError } from '../utils/create-handled-error';
 
 // sends directly to Sentry
 export function reportError(err) {
-  return sentry.dns === 'dsn_from_sentry_dashboard'
+  return sentry.dsn === 'dsn_from_sentry_dashboard'
     ? console.error(err)
     : captureException(err);
 }
 
 // determines which errors should be reported
 export default function sentryErrorHandler() {
-  return sentry.dns === 'dsn_from_sentry_dashboard'
+  return sentry.dsn === 'dsn_from_sentry_dashboard'
     ? (req, res, next) => next()
     : Handlers.errorHandler({
         shouldHandleError(err) {

api-server/src/server/middlewares/sentry-request-handler.js

@@ -2,7 +2,7 @@ import { Handlers } from '@sentry/node';
 import { sentry } from '../../../../config/secrets';
 
 export default function sentryRequestHandler() {
-  return sentry.dns === 'dsn_from_sentry_dashboard'
+  return sentry.dsn === 'dsn_from_sentry_dashboard'
     ? (req, res, next) => next()
     : Handlers.requestHandler();
 }