Fix for known api gateway issue with actions and updated cdk

SvelteKitSite.ts

@@ -58,7 +58,10 @@ export class SvelteKitSite extends Construct {
         }))
 
         const forwardHeaderFunction = new cdk.aws_cloudfront.Function(this, `${id}-forward-header-function`, {
-            code: cdk.aws_cloudfront.FunctionCode.fromInline('function handler(event) { return event.request }'),
+            code: cdk.aws_cloudfront.FunctionCode.fromInline(`function handler(event) {
+                event.request.headers['x-forwarded-host'] = event.request.headers['host']
+                return event.request
+          }`),
         });
 
         new cdk.aws_s3_deployment.BucketDeployment(this, `${id}-deploy-prerender`, {

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@yarbsemaj/adapter-lambda",
-  "version": "1.2.0",
+  "version": "1.2.1",
   "license": "MIT",
   "description": "An adapter for [SvelteKit](https://kit.svelte.dev/) for AWS Lambda.  [Serverless](https://www.serverless.com/) or [CDK](https://aws.amazon.com/cdk/) deployment.",
   "repository": {

src/router.js

@@ -5,6 +5,9 @@ import staticFiles from './static.js'
 exports.handler = (event, context, callback) => {
   const request = event.Records[0].cf.request;
 
+  //Fix for sveltekit action urls
+  request.querystring = request.querystring.replace('/', '%2F');
+
   //Only send GET request to S3
   if (request.method !== 'GET') {
     callback(null, request);