fix: add js feature random on WASM

Author: c-git

.vscode/settings.json

@@ -1,6 +1,7 @@
 {
   "rust-analyzer.showUnlinkedFileNotification": false,
   "cSpell.words": [
+    "getrandom",
     "jsvalue"
   ],
   // "rust-analyzer.cargo.target": "wasm32-unknown-unknown" // Uncomment to use rust-analyzer on wasm code instead

Cargo.lock

@@ -35,6 +35,7 @@ tokio = { version = "1", default-features = false, optional = true }
 wasm-bindgen-futures = "0.4.34"
 js-sys = { version = "0.3.69", optional = true }
 web-sys = { version = "0.3.69", optional = true }
+getrandom = { version = "0.2.15", features = ["js"] }
 
 [dev-dependencies]
 wasm-bindgen-test = "0.3.34"

Cargo.toml

@@ -191,6 +191,7 @@ impl<T, E: ErrorBounds> DataStateRetry<T, E> {
         self.inner.is_none()
     }
 
+    #[cfg(feature = "egui")]
     fn ui_spinner_with_attempt_count(&self, ui: &mut egui::Ui) {
         ui.horizontal(|ui| {
             ui.spinner();