Add flow diagram and functionality details to the documentation
- Enhance the documentation for SMECS by adding a flow diagram illustrating the key steps focusing on the extract, curate, and export stages.
- Create a list of functionalities associated with each stage, detailing the specific actions and operations available.
- Identify sources and types of metadata that can be extracted, curated, and exported within SMECS.
- Describe the cross-walk and metadata mapping procedures for each metadata extraction process.