Java 21 Cleanup

Author: docwho2

.github/workflows/build.yml

@@ -17,15 +17,28 @@ jobs:
     - name: Checkout Code
       uses: actions/checkout@v4
 
+    - name: Set up JDK 21
+      uses: actions/setup-java@v4
+      with:
+        java-version: '21'
+        distribution: 'corretto'
+        cache: maven
+    
     - name: Setup AWS SAM
       uses: aws-actions/setup-sam@v2
       with:
         use-installer: true
 
-      # Having SAM build inside container then removes all Maven/Java requirements
-      #  The image SAM pulls will build the lambda correctly
-    - name: Build inside Docker containers
-      run: sam build --use-container
+    - name: Setup AWS SAM
+      uses: aws-actions/setup-sam@v2
+      with:
+        use-installer: true
+        
+    - name: SAM Build
+      run: sam build
+      
+    - name: Validate SAM Template
+      run:  sam validate --lint
 
 
 

README.md

@@ -48,7 +48,7 @@ To use the SAM CLI, you need the following tools.
 If you have brew installed then
 ```bash
 brew install aws-sam-cli
-brew install corretto21
+brew install corretto@21
 brew install maven
 ```