add trap to SIGTERM sass bg process

serve

@@ -15,6 +15,16 @@ SCSS_PATH="$WEBROOT/scss"
 CSS_PATH="$WEBROOT/css"
 # ========================= #
 
+# ===== Local State ===== #
+SASS_PID=
+# ======================= #
+
+function cleanup {
+	if [[ -n "$SASS_PID" ]]; then
+		kill "$SASS_PID"
+	fi
+}
+
 # Watch .sass/.scss files and compile on change
 function watch_scss {
 	# watch format "SCSS_PATH:OUT_PATH"
@@ -37,8 +47,13 @@ function host {
 	simple-http-server $args $@ -- "$WEBROOT"
 }
 
+trap cleanup EXIT
 set -ueo pipefail
 set -x
 
+# auto compile scss changes
 watch_scss &
-hostwww
+SASS_PID=$!
+
+# host dev server
+host ${SRV_ARGS[@]}