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new file mode 100644
index 0000000..574e459
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diff --git a/apps/client/hello/hello_rust/Cargo.toml b/apps/client/hello/hello_rust/Cargo.toml
new file mode 100644
index 0000000..4a0ef0e
--- /dev/null
+++ b/apps/client/hello/hello_rust/Cargo.toml
@@ -0,0 +1,12 @@
+[package]
+name = "hello_rust"
+version = "0.1.0"
+edition = "2021"
+
+# [lib]
+# crate-type = ['cdylib']
+
+[dependencies]
+tui = "0.18.0"
+crossterm = "0.23.2"
+wasm-bindgen = "0.2.80"
\ No newline at end of file
diff --git a/apps/client/hello/hello_rust/src/main.rs b/apps/client/hello/hello_rust/src/main.rs
new file mode 100644
index 0000000..ce372f9
--- /dev/null
+++ b/apps/client/hello/hello_rust/src/main.rs
@@ -0,0 +1,62 @@
+use wasm_bindgen::prelude::*;
+use crossterm::{
+    event::{DisableMouseCapture, EnableMouseCapture },
+    execute,
+    terminal::{disable_raw_mode, enable_raw_mode, EnterAlternateScreen, LeaveAlternateScreen},
+};
+use std::{error::Error, io};
+use tui::{
+    backend::{CrosstermBackend},
+    layout::{Alignment},
+    widgets::{Block, BorderType, Borders},
+    Terminal,
+};
+
+fn main() -> Result<(), Box<dyn Error>> {
+    enable_raw_mode()?;
+    let mut stdout = io::stdout();
+    execute!(stdout, EnterAlternateScreen, EnableMouseCapture)?;
+
+    let backend = CrosstermBackend::new(stdout);
+    let mut terminal = Terminal::new(backend)?;
+    let mut i: i32 = 0;
+    loop {
+	terminal.draw(|f| {
+	    let size = f.size();
+	    let block = Block::default()
+		.borders(Borders::ALL)
+		.title("Main block with round corners")
+		.title_alignment(Alignment::Center)
+		.border_type(BorderType::Rounded);
+	    f.render_widget(block, size);
+	})?;
+	i = i + 1;
+	if i > 1000 {
+	    break;
+	}
+    }
+    // restore terminal
+    disable_raw_mode()?;
+    execute!(
+        terminal.backend_mut(),
+        LeaveAlternateScreen,
+        DisableMouseCapture
+    )?;
+    terminal.show_cursor()?;
+
+    Ok(())
+}
+
+// foo
+
+#[wasm_bindgen]
+extern "C" {
+    fn hello(s: &str);
+}
+
+struct Unused<T>(T);
+
+#[no_mangle]
+pub extern "C" fn run() {
+    Unused(main());
+}