diff --git a/packages/backend/src/lib/path.ts b/packages/backend/src/lib/path.ts
new file mode 100644
index 0000000..5a48333
--- /dev/null
+++ b/packages/backend/src/lib/path.ts
@@ -0,0 +1,25 @@
+import { existsSync } from "node:fs";
+import { dirname, join } from "node:path";
+
+export function findDir(
+ targetPath: string,
+ cwd: string,
+): string {
+ let current = cwd;
+
+ while (true) {
+ const candidate = join(current, targetPath);
+
+ if (existsSync(candidate)) {
+ return candidate;
+ }
+
+ const parent = dirname(current);
+
+ if (parent === current) {
+ throw new Error(`Not found: ${targetPath}`);
+ }
+
+ current = parent;
+ }
+}
\ No newline at end of file
diff --git a/packages/frontend/index.html b/packages/frontend/index.html
index c30424b..9e5738c 100755
--- a/packages/frontend/index.html
+++ b/packages/frontend/index.html
@@ -4,7 +4,7 @@
LynqChat
-
+