refactor(hooks): replace lock_scroll.js with Rust web_sys implementation

Cargo.toml

@@ -80,6 +80,7 @@ wasm-bindgen-futures = "0.4"
 web-sys = { version = "0.3", default-features = false, features = [
     "Clipboard",
     "console",
+    "CssStyleDeclaration",
     "Document",
     "DomRect",
     "DomTokenList",

app/src/app.rs

@@ -17,6 +17,8 @@ use registry::blocks::sidenav08::Sidenav08Routes;
 use registry::blocks::sidenav09::Sidenav09Routes;
 use registry::blocks::sidenav10::Sidenav10Routes;
 use registry::blocks::sidenav11::Sidenav11Routes;
+#[cfg(target_arch = "wasm32")]
+use registry::hooks::scroll_lock;
 use registry::hooks::use_data_scrolled::DATA_SCROLL_TARGET;
 use registry::hooks::use_theme_mode::ThemeMode;
 use registry::ui::sonner::SonnerToaster;
@@ -50,6 +52,10 @@ use crate::utils::page_transition::ScrollToTop;
 pub fn App() -> impl IntoView {
     provide_meta_context();
 
+    // Register window.ScrollLock (Rust replacement for lock_scroll.js)
+    #[cfg(target_arch = "wasm32")]
+    scroll_lock::init();
+
     provide_toaster();
 
     let theme_mode = ThemeMode::init();

app/src/shell.rs

@@ -140,7 +140,6 @@ pub fn shell(options: LeptosOptions) -> impl IntoView {
                 </noscript>
 
                 // Load scripts (async for non-blocking parallel download, executes as soon as ready)
-                <script async src="/hooks/lock_scroll.js"></script>
                 <script async src="/app/resizable.bundle.js"></script>
                 <script async src="/app/shimmer_init.js?v=3"></script>
                 <script async src="/hooks/lazy_load_sonner.js"></script>

app_crates/registry/src/hooks/mod.rs

@@ -23,4 +23,5 @@ pub mod use_pagination;
 pub mod use_press_hold;
 pub mod use_random;
 pub mod use_theme_mode;
+pub mod scroll_lock;
 pub mod use_virtual_scroll;