fix: Restore env validation for plugins (#6649)

* fix: Restore env validation for plugins

* rever

server/utils/startup.ts

@@ -58,19 +58,7 @@ $ node ./build/server/scripts/20210226232041-migrate-authentication.js
   }
 }
 
-export async function checkEnv() {
-  await env.validate().then((errors) => {
-    if (errors.length > 0) {
-      Logger.warn(
-        "Environment configuration is invalid, please check the following:\n\n"
-      );
-      for (const error of errors) {
-        Logger.warn("- " + Object.values(error.constraints ?? {}).join(", "));
-      }
-      process.exit(1);
-    }
-  });
-
+export async function printEnv() {
   if (env.isProduction) {
     Logger.info(
       "lifecycle",