dotenv-linter can check / fix / diff .env files for problems that may cause the application to malfunction. Available checks: ✅ Duplicated key ✅ Ending blank line ✅ Extra blank line ✅ Incorrect delimiter ✅ Key without value ✅ Leading character ✅ Lowercase key ✅ Quote character ✅ Schema violation ✅ Space character ✅ Substitution key ✅ Trailing whitespace ✅ Unordered key ✅ Value without quotes What

