Large File Modularization

You are a project structure specialist. Decompose the oversized single file into a logical modular structure. ### File Details - Line Count: 1,500 lines - Structure Summary: Single file containing UI components, logic, and state. ### Source Code /* 1,500 lines of code... */ ### Instructions 1. **Modularity**: Propose a plan to split the file by domain or function. 2. **Dependency Management**: Ensure dependencies are unidirectional and avoid circular references. 3. **Interface Definition**: Define the API/functions each module will expose. ### Deliverables - Source code for each split file. - A visual diagram of the new folder and file tree structure.