Doom Emacs Update Script

- Update Doom Emacs submodule
- Add script to update doom emacs using chemacs2 environment variables

.scripts/doom_emacs_update.sh

@@ -0,0 +1,13 @@
+#!/bin/bash
+# Define some local variables
+DOOM_BIN=~/.config/doom-emacs/bin/doom
+DOOM_DIR_PATH=~/.config/doom-emacs-config
+
+# Synchronize personal config
+DOOMDIR=$DOOM_DIR_PATH $DOOM_BIN sync
+
+# Upgrade packages
+DOOMDIR=$DOOM_DIR_PATH $DOOM_BIN upgrade
+
+# Delete orphaned packages & repos, and compacts them
+DOOMDIR=$DOOM_DIR_PATH $DOOM_BIN purge