feat: initialize warpbox.dev project structure and backend

Initialize the repository with the core Go backend architecture and a frontend mockup for warpbox.dev, a self-hosted file-sharing application.

- Set up Go backend modules for configuration, HTTP server, middleware, handlers, and templates.
- Add local development scripts, environment templates, and basic project configuration.
- Include a React-based frontend mockup under the docs directory.

docs/Mock-Up/Mockup Magic/src/router.tsx

@@ -0,0 +1,16 @@
+import { QueryClient } from "@tanstack/react-query";
+import { createRouter } from "@tanstack/react-router";
+import { routeTree } from "./routeTree.gen";
+
+export const getRouter = () => {
+  const queryClient = new QueryClient();
+
+  const router = createRouter({
+    routeTree,
+    context: { queryClient },
+    scrollRestoration: true,
+    defaultPreloadStaleTime: 0,
+  });
+
+  return router;
+};