1-- read_tracker.lua
 2-- Displays a running count of emails you've read this session.
 3
 4local matcha = require("matcha")
 5
 6local read_count = 0
 7
 8matcha.on("email_viewed", function(email)
 9    read_count = read_count + 1
10    matcha.set_status("email_view", read_count .. " read this session")
11end)