Configure appointment reminders, integrate with org-agenda

config/agenda.org

@@ -4,7 +4,20 @@
 #+language: en
 #+filetags: :emacs:config:org:
 #+property: header-args:emacs-lisp :tangle yes :mkdirp yes :results output silent
-
+* Set up diary file
 #+begin_src emacs-lisp
   (setq diary-file (locate-user-emacs-file "diary/inbox.gpg"))
 #+end_src
+* Appointment reminders
+#+begin_src emacs-lisp
+  (setq appt-display-diary nil            ; Don't display diary on startup
+        appt-display-format 'echo
+        appt-display-interval 5
+        appt-message-warning-time 15)
+  (appt-activate +1)
+#+end_src
+** org-agenda integration
+#+begin_src emacs-lisp
+  (with-eval-after-load 'org
+    (add-hook 'org-agenda-mode-hook #'org-agenda-to-appt))
+#+End_src