Fixed broken local devserver due to env vars

src/utils/next.ts

@@ -7,8 +7,7 @@ import {
 } from 'next';
 
 import { AppSession } from './types';
-import { getBrowserLanguage } from './locale';
-import { getMessages } from './locale';
+import { getBrowserLanguage, getMessages } from './locale';
 import getUserMemberships from './getUserMemberships';
 import requiredEnvVar from './requiredEnvVar';
 import { stringToBool } from './stringUtils';
@@ -17,6 +16,7 @@ import { ApiFetch, createApiFetch } from './apiFetch';
 import { ZetkinSession, ZetkinUser } from './types/zetkin';
 import { hasFeature } from './featureFlags';
 import { EnvVars } from 'core/env/Environment';
+import { omitUndefined } from './omitUndefined';
 
 //TODO: Create module definition and revert to import.
 // eslint-disable-next-line @typescript-eslint/no-var-requires
@@ -205,15 +205,15 @@ export const scaffold =
     if (hasProps(result)) {
       result.props = {
         ...result.props,
-        envVars: {
+        envVars: omitUndefined({
           FEAT_AREAS: process.env.FEAT_AREAS,
           INSTANCE_OWNER_HREF: process.env.INSTANCE_OWNER_HREF,
           INSTANCE_OWNER_NAME: process.env.INSTANCE_OWNER_NAME,
           MUIX_LICENSE_KEY: process.env.MUIX_LICENSE_KEY,
           ZETKIN_APP_DOMAIN: process.env.ZETKIN_APP_DOMAIN,
-          ZETKIN_GEN2_ORGANIZE_URL: process.env.ZETKIN_GEN2_ORGANZE_URL,
+          ZETKIN_GEN2_ORGANIZE_URL: process.env.ZETKIN_GEN2_ORGANIZE_URL,
           ZETKIN_PRIVACY_POLICY_LINK: process.env.ZETKIN_PRIVACY_POLICY_LINK,
-        },
+        }),
         lang,
         messages,
         user: ctx.user,

src/utils/omitUndefined.ts

@@ -0,0 +1,11 @@
+import { isUndefined, omitBy } from 'lodash';
+
+/**
+ * Omits properties with `undefined` values from an object.
+ *
+ * @param obj - The object to process.
+ * @returns A new object with all properties that have `undefined` values removed.
+ */
+export const omitUndefined = (
+  obj: Record<string, unknown>
+): Record<string, unknown> => omitBy(obj, isUndefined);