refactor: remove unused methods and dependencies

1. Removed unused `unzip_file` and `download_file` methods from `utils/helper.rs`.
2. Removed `reqwest` and `zip` crates from `Cargo.toml`.

cli/rustfs-gui/src/route/mod.rs

@@ -0,0 +1,3 @@
+mod router;
+
+pub use router::Route;

cli/rustfs-gui/src/route/router.rs

@@ -0,0 +1,14 @@
+use crate::components::Navbar;
+use crate::views::{HomeViews, SettingViews};
+use dioxus::prelude::*;
+
+/// The router for the application
+#[derive(Debug, Clone, Routable, PartialEq)]
+#[rustfmt::skip]
+pub enum Route {
+    #[layout(Navbar)]
+    #[route("/")]
+    HomeViews {},
+    #[route("/settings")]
+    SettingViews {},
+}