Fix adding to context

packages/server/src/jsRunner/index.ts

@@ -13,11 +13,16 @@ export function init() {
 
         let { vm } = bbCtx
         if (!vm) {
+          // Can't copy the native helpers into the isolate. We just ignore them as they are handled properly from the helpersSource
+          const { helpers, ...ctxToPass } = ctx
+
           vm = new IsolatedVM({
             memoryLimit: env.JS_RUNNER_MEMORY_LIMIT,
             timeout: env.JS_PER_EXECUTION_TIME_LIMIT_MS,
             perRequestLimit: env.JS_PER_REQUEST_TIME_LIMIT_MS,
-          }).withHelpers()
+          })
+            .withContext(ctxToPass)
+            .withHelpers()
 
           bbCtx.vm = vm
         }

packages/server/src/jsRunner/vm/index.ts

@@ -185,10 +185,12 @@ export class IsolatedVM implements VM {
 
   private addToContext(context: Record<string, any>) {
     for (let key in context) {
+      const value = context[key]
       this.jail.setSync(
         key,
-        context[key]
-        //new ivm.ExternalCopy(context[key]).copyInto({ release: true })
+        typeof value === "function"
+          ? value
+          : new ivm.ExternalCopy(value).copyInto({ release: true })
       )
     }
   }