diff --git a/lock.json b/lock.json
new file mode 100644
index 0000000..9f2ef4a
--- /dev/null
+++ b/lock.json
@@ -0,0 +1,4 @@
+{
+    "memo": "",
+    "projects": []
+}
diff --git a/manifest.json b/manifest.json
new file mode 100644
index 0000000..0967ef4
--- /dev/null
+++ b/manifest.json
@@ -0,0 +1 @@
+{}