runtime and layer need to be the same

Author: pieter-vandenburg

0.3-Replacing-The-HTTP-Web-Server-For-Traditional-PHP-Frameworks/README.md

@@ -39,7 +39,7 @@ Install [Bref](https://github.com/brefphp/bref) using either composer or docker;
 1. Composer:
 
   ```bash
-  composer require bref/bref
+  composer update
   ```
 
 2. Docker:

0.3-Replacing-The-HTTP-Web-Server-For-Traditional-PHP-Frameworks/template.yaml

@@ -54,7 +54,7 @@ Resources:
     Properties:
       Description: Lambda function to hosts entire application codebase
       CodeUri: .
-      Runtime: provided
+      Runtime: provided.al2 # the layer and runtime need to be the same
       Handler: index.php
       MemorySize: 1024
       Timeout: 30