chore: full stack stability and migration fixes, plus react UI progress

repro_deno.rs

@@ -16,9 +16,11 @@ async fn main() {
     let payload = Some(json!({"test": "data"}));
     let headers = HashMap::new();
     
+    let env_vars = HashMap::new();
+    
     println!("Starting execution...");
-    match runtime.execute(code, payload, headers).await {
-        Ok((stdout, stderr, status, res_headers)) => {
+    match runtime.execute(code, payload, headers, env_vars).await {
+        Ok((stdout, stderr, status, res_headers, logs)) => {
             println!("Success!");
             println!("Status: {}", status);
             println!("Stdout: {}", stdout);