update examples to use zip deployment

Author: zhongkechen

.github/workflows/e2e-tests.yml

@@ -60,13 +60,13 @@ jobs:
       - name: sam build
         run: | # add --no-cached  if debugging sam build
           sam build --parameter-overrides \
-            'ParameterKey=Architecture,ParameterValue=x86_64 ParameterKey=DockerFile,ParameterValue=examples/Dockerfile-java${{ matrix.java }} ParameterKey=FunctionNameSuffix,ParameterValue=-java${{ matrix.java }}'
+            'ParameterKey=Architecture,ParameterValue=x86_64 ParameterKey=JavaVersion,ParameterValue=java${{ matrix.java }}'
         working-directory: ./examples
       - name: sam deploy
         run: | 
           sam deploy --stack-name Java${{ matrix.java }}SDKCloudBasedIntegrationTestStack \
             --resolve-image-repos --resolve-s3 --capabilities CAPABILITY_IAM --parameter-overrides \
-            'ParameterKey=Architecture,ParameterValue=x86_64 ParameterKey=DockerFile,ParameterValue=examples/Dockerfile-java${{ matrix.java }} ParameterKey=FunctionNameSuffix,ParameterValue=-java${{ matrix.java }}'
+            'ParameterKey=Architecture,ParameterValue=x86_64 ParameterKey=JavaVersion,ParameterValue=java${{ matrix.java }}'
         working-directory: ./examples
       - name: Setup Java ${{ matrix.java }}
         uses: actions/setup-java@v5

examples/Dockerfile

@@ -7,7 +7,6 @@ Example applications demonstrating the AWS Lambda Durable Execution SDK for Java
 - Java 17+
 - Maven 3.8+
 - AWS SAM CLI (for deployment)
-- Docker (for SAM build)
 - AWS credentials configured
 
 ## Local Testing