fix: tighten up ensure-env and env.js (#39694)

config/env.js

@@ -39,16 +39,16 @@ module.exports = Object.assign(locations, {
       ? null
       : stripePublicKey,
   algoliaAppId:
-    !algoliaAppId || algoliaAppId === 'Algolia app id from dashboard'
+    !algoliaAppId || algoliaAppId === 'app_id_from_algolia_dashboard'
       ? null
       : algoliaAppId,
   algoliaAPIKey:
-    !algoliaAPIKey || algoliaAPIKey === 'Algolia api key from dashboard'
+    !algoliaAPIKey || algoliaAPIKey === 'api_key_from_algolia_dashboard'
       ? null
       : algoliaAPIKey,
   paypalClientId:
     !paypalClientId || paypalClientId === 'id_from_paypal_dashboard'
       ? null
       : paypalClientId,
-  showUpcomingChanges: showUpcomingChanges && showUpcomingChanges === 'true'
+  showUpcomingChanges: showUpcomingChanges === 'true'
 });

tools/scripts/build/ensure-env.js

@@ -45,6 +45,12 @@ if (FREECODECAMP_NODE_ENV === 'production') {
       throw Error(`Env. variable ${key} is missing, build cannot continue`);
     }
   }
+
+  if (env['environment'] !== 'production')
+    throw Error("Production environment should be 'production' ");
+
+  if (env['showUpcomingChanges'])
+    throw Error("SHOW_UPCOMING_CHANGES should never be 'true' in production");
 }
 
 fs.writeFileSync(`${clientPath}/config/env.json`, JSON.stringify(env));