-set mailcap_path = ~/.mutt/mailcap
-auto_view text/html                                     # view html automatically
-alternative_order text/plain text/enriched text/html    # save html for last
+set mailcap_path = $my_config_dir/mailcap
+auto_view text/html      # view html automatically
+auto_view text/calendar  # view ical automatically
+auto_view application/gzip application/zip  # for dmarc reports
+alternative_order text/calendar text/plain text/enriched text/html  # view ical first, html last