fix: await gracefulKill in timeout callback, trim script value before split

- Make setTimeout callback async so gracefulKill's promise is awaited
- Trim script value before whitespace split to avoid empty argv[0]

Author: MathurAditya724

src/commands/local/run.ts

@@ -256,9 +256,9 @@ export const runCommand = buildCommand({
 
     let timeoutId: ReturnType<typeof setTimeout> | undefined;
     if (flags.timeout > 0) {
-      timeoutId = setTimeout(() => {
+      timeoutId = setTimeout(async () => {
         logger.warn(`Timeout: killing child after ${flags.timeout}s`);
-        gracefulKill(child);
+        await gracefulKill(child);
       }, flags.timeout * 1000);
     }
 

src/lib/dev-script.ts

@@ -74,7 +74,7 @@ async function tryPackageJson(cwd: string): Promise<DetectedCommand | null> {
         // Scripts with env-var prefixes, pipes, or operators need a shell
         const args = SHELL_FEATURES_RE.test(value)
           ? ["sh", "-c", value]
-          : value.split(WHITESPACE_RE);
+          : value.trim().split(WHITESPACE_RE);
         return {
           args,
           source: `package.json scripts.${name}`,