/!\ Use a dedicated config file for development

It means you have to replace NODE_ENV=test to NODE_ENV=dev if you use it
npm run dev:* commands are already updated

server/controllers/api/oauth-clients.ts

@@ -1,4 +1,5 @@
 import express from 'express'
+import { isTestOrDevInstance } from '@server/helpers/core-utils'
 import { OAuthClientModel } from '@server/models/oauth/oauth-client'
 import { HttpStatusCode, OAuthClientLocal } from '@shared/models'
 import { logger } from '../../helpers/logger'
@@ -22,7 +23,7 @@ async function getLocalClient (req: express.Request, res: express.Response, next
   }
 
   // Don't make this check if this is a test instance
-  if (process.env.NODE_ENV !== 'test' && req.get('host') !== headerHostShouldBe) {
+  if (!isTestOrDevInstance() && req.get('host') !== headerHostShouldBe) {
     logger.info('Getting client tokens for host %s is forbidden (expected %s).', req.get('host'), headerHostShouldBe)
     return res.fail({
       status: HttpStatusCode.FORBIDDEN_403,

server/controllers/plugins.ts

@@ -5,7 +5,7 @@ import { optionalAuthenticate } from '@server/middlewares/auth'
 import { getCompleteLocale, is18nLocale } from '../../shared/core-utils/i18n'
 import { HttpStatusCode } from '../../shared/models/http/http-error-codes'
 import { PluginType } from '../../shared/models/plugins/plugin.type'
-import { isTestInstance } from '../helpers/core-utils'
+import { isProdInstance } from '../helpers/core-utils'
 import { PLUGIN_GLOBAL_CSS_PATH } from '../initializers/constants'
 import { PluginManager, RegisteredPlugin } from '../lib/plugins/plugin-manager'
 import { getExternalAuthValidator, getPluginValidator, pluginStaticDirectoryValidator } from '../middlewares/validators/plugins'
@@ -13,7 +13,7 @@ import { serveThemeCSSValidator } from '../middlewares/validators/themes'
 
 const sendFileOptions = {
   maxAge: '30 days',
-  immutable: !isTestInstance()
+  immutable: isProdInstance()
 }
 
 const pluginsRouter = express.Router()