feat(tazjin/emacs): Configure zetteldeft for Markdown

Change-Id: Ib652374d42b6f701a7371325355871f8cc5325f9
Reviewed-on: https://cl.tvl.fyi/c/depot/+/5650
Reviewed-by: tazjin <tazjin@tvl.su>
Autosubmit: tazjin <tazjin@tvl.su>
Tested-by: BuildkiteCI

users/tazjin/emacs/config/init.el

@@ -242,6 +242,21 @@
   :custom
   (passively-store-state "/persist/tazjin/known-russian-words.el"))
 
+;; Note taking configuration for deft.
+(use-package deft
+  :custom
+  (deft-directory "/persist/tazjin/deft/")
+  (deft-extensions '("md" "org" "txt"))
+  (deft-default-extension "md"))
+
+(use-package zetteldeft
+  :custom
+  ;; Configure for Markdown
+  (zetteldeft-link-indicator "[[")
+  (zetteldeft-link-suffix "]]")
+  (zetteldeft-title-prefix "# ")
+  (zetteldeft-list-prefix "* "))
+
 ;; Initialise midnight.el, which by default automatically cleans up
 ;; unused buffers at midnight.
 (require 'midnight)