Read messages from a 1:1 Teams chat by contact name — no admin/export permission needed, no Graph API. Searches the person, opens the chat, and extracts every currently-loaded message (sender, ISO timestamp, text) straight from the chat pane DOM.
Input
contactNamerequired
Display name of the person whose 1:1 chat to open, as it appears in Teams (e.g. "April Deere").