Update Drupal configuration files

Signed-off-by: Oliver Davies <oliver@oliverdavies.uk>

drupal-nix-flake/tools/scripts/new-drupal-module

@@ -0,0 +1,29 @@
+#!/usr/bin/env bash
+
+set -euo pipefail
+
+NAME="$1"
+
+DIR="web/modules/custom/$NAME"
+
+test -d "$DIR" && echo "Module $NAME already exists." && exit 1
+
+DIRS=(
+  "$DIR/src"
+  "$DIR/tests/src"
+)
+
+FILES=(
+  "$DIR/$NAME.info.yml"
+  "$DIR/$NAME.routing.yml"
+  "$DIR/$NAME.services.yml"
+  "$DIR/README.md"
+)
+
+mkdir -p "${DIRS[@]}"
+
+touch "${FILES[@]}"
+
+echo "# $NAME" > "$DIR/README.md"
+
+echo "Created $DIR."