diff --git a/%project-for-job%Chisfis_Nextjs%ChisfisNextjs/chat_history/history.sqlite b/%project-for-job%Chisfis_Nextjs%ChisfisNextjs/chat_history/history.sqlite
new file mode 100644
index 0000000..cf29fdc
Binary files /dev/null and b/%project-for-job%Chisfis_Nextjs%ChisfisNextjs/chat_history/history.sqlite differ
diff --git a/src/routers/types.ts b/src/routers/types.ts
new file mode 100644
index 0000000..be1ac4e
--- /dev/null
+++ b/src/routers/types.ts
@@ -0,0 +1,12 @@
+import type { Route as NextRoute } from "next";
+import { ComponentType } from "react";
+
+// Get ready to update to nextjs version 13.2 with X typedRoutes
+export type Route<T = string> = NextRoute;
+export type PathName = Route;
+
+export interface Page {
+  path: PathName;
+  exact?: boolean;
+  component: ComponentType<Object>;
+}
diff --git a/src/shared/Navigation/style.scss b/src/shared/Navigation/style.scss
new file mode 100644
index 0000000..e84ee72
--- /dev/null
+++ b/src/shared/Navigation/style.scss
@@ -0,0 +1,7 @@
+.menu-item {
+  &:hover {
+    .sub-menu {
+      display: block;
+    }
+  }
+}