rc: new bash alias and kakoune changes

bin/cafe

@@ -0,0 +1,15 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+reason="caffe: keep system awake until this process exits"
+
+echo "Caffe active. This terminal is inhibiting suspend."
+echo "Press Ctrl+C or close this terminal to return to normal."
+echo
+
+exec systemd-inhibit \
+  --what=sleep:shutdown:idle \
+  --who="caffe" \
+  --why="$reason" \
+  --mode=block \
+  sleep infinity