feat: improve webhook integration (customized body and headers)

packages/js-runtime/src/execute.ts

@@ -0,0 +1,31 @@
+/**
+ * Executes a JavaScript function template
+ * @param code - JavaScript function code (arrow function or function expression)
+ * @param payload - Payload object to pass to the function
+ * @returns The result of executing the function
+ */
+export function execute(
+  code: string,
+  payload: Record<string, unknown>,
+): unknown {
+  try {
+    // Create the function code that will be executed
+    // 'use strict' ensures 'this' is undefined (not global object)
+    const funcCode = `
+      'use strict';
+      return (${code})(payload);
+    `;
+
+    // Create function with safe globals in scope
+    const func = new Function('payload', funcCode);
+
+    // Execute the function
+    return func(payload);
+  } catch (error) {
+    throw new Error(
+      `Error executing JavaScript template: ${
+        error instanceof Error ? error.message : String(error)
+      }`,
+    );
+  }
+}