WhatsApp Messages & Attachments to Google Sheets

I am in need of an experienced App Script freelancer who can automate the process of fetching my WhatsApp messages and their corresponding attachments from a Google Drive folder, linking them and inserting them into a Google Sheet.

Here are the specifics of the project:
- The WhatsApp messages are in plain text.
- Attachments are stored in the Google Drive folder in a random manner.
- In the Google Sheet, I need the following information from the WhatsApp messages: Timestamp, Sender, Message content.

The ideal freelancer for this project should have:
- Proficient knowledge in App Script.
- Experience with Google Drive and Google Sheets.
- Understanding of how to handle and link WhatsApp messages with attachments.
- Ability to create a seamless and efficient automation process.