Initial commit: Basic Yew frontend template

- Set up Cargo.toml with Yew dependencies
- Created main.rs entry point
- Added basic App component with counter functionality
- Included HTML template with styling
- Added Trunk.toml for build configuration
- Added .gitignore to exclude build artifacts

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

src/app.rs

@@ -0,0 +1,24 @@
+use yew::prelude::*;
+
+#[function_component]
+pub fn App() -> Html {
+    let counter = use_state(|| 0);
+    let onclick = {
+        let counter = counter.clone();
+        move |_| {
+            let value = *counter + 1;
+            counter.set(value);
+        }
+    };
+
+    html! {
+        <div>
+            <h1>{ "Hello Yew!" }</h1>
+            <p>{ "This is a basic Yew application template." }</p>
+            <div>
+                <button {onclick}>{ "Click me!" }</button>
+                <p>{ format!("Counter: {}", *counter) }</p>
+            </div>
+        </div>
+    }
+}

src/main.rs

@@ -0,0 +1,8 @@
+use yew::prelude::*;
+
+mod app;
+use app::App;
+
+fn main() {
+    yew::Renderer::<App>::new().render();
+}