Worked on enhancing the ER Diagram Parser within the mermaid-js/mermaid repository, focusing on improving the flexibility of attribute syntax for users modeling complex schemas. Leveraging JavaScript and front end development skills, introduced support for commas and periods in attribute types and names without requiring backticks, making the parser more forgiving and reducing the need for manual escaping. This update addressed a parsing bug that previously led to incorrect diagrams, thereby improving both usability and accuracy. Emphasized thorough testing to ensure robust handling of unescaped punctuation, resulting in a smoother experience for users creating and editing ER diagrams in Mermaid.