diff --git a/package.json b/package.json
new file mode 100644
index 0000000..a820963
--- /dev/null
+++ b/package.json
@@ -0,0 +1,5 @@
+{
+  "devDependencies": {
+    "@mermaid-js/mermaid-cli": "^11.17.0"
+  }
+}
\ No newline at end of file