chore(function): use TSDoc for generated bundle headers

Author: waleedlatif1

apps/sim/lib/execution/sandbox/bundles/build.ts

@@ -159,7 +159,7 @@ async function main(): Promise<void> {
       code = await result.outputs[0].text()
     }
 
-    const banner = `// sandbox bundle: ${spec.name}\n// generated by apps/sim/lib/execution/sandbox/bundles/build.ts\n// do not edit by hand. run \`bun run build:sandbox-bundles\` to regenerate.\n`
+    const banner = `/**\n * Sandbox bundle: ${spec.name}\n * Generated by apps/sim/lib/execution/sandbox/bundles/build.ts.\n * Do not edit by hand. Run \`bun run build:sandbox-bundles\` to regenerate.\n */\n`
     const output = banner + code
     try {
       if (spec.name === 'function-globals') {