Add sample app selection to sample app deployment workflow (#579)

*Description of changes:*

Add sample app selection to sample app deployment workflow so users can
select certain sample apps to be deployed instead of all sample apps
being deployed at once.

By submitting this pull request, I confirm that my contribution is made
under the terms of the Apache 2.0 license.

Author: liustve

.github/workflows/python-sample-app-s3-deploy.yml

@@ -3,7 +3,18 @@
 
 name: Sample App Deployment - Python S3
 on:
-  workflow_dispatch: # be able to run the workflow on demand
+  workflow_dispatch:
+    inputs:
+      deploy-base-test-apps:
+        description: 'Deploy main and remote Python sample apps'
+        required: false
+        default: true
+        type: boolean
+      deploy-genai-test-app:
+        description: 'Deploy GenAI LangChain sample app'
+        required: false
+        default: true
+        type: boolean
 
 permissions:
   id-token: write
@@ -47,35 +58,43 @@ jobs:
           aws-region: ${{ matrix.aws-region }}
 
       - name: Build Sample App Zip
+        if: inputs.deploy-base-test-apps != false
         working-directory: sample-apps/python
         run: zip -r python-sample-app.zip .
 
       - name: Upload to S3
+        if: inputs.deploy-base-test-apps != false
         working-directory: sample-apps/python
         run: aws s3api put-object --bucket ${{ secrets.APP_SIGNALS_E2E_EC2_JAR }}-prod-${{ matrix.aws-region }} --body ./python-sample-app.zip --key python-sample-app.zip
 
       - name: Build Gen AI Sample App Zip
+        if: inputs.deploy-genai-test-app != false
         working-directory: sample-apps/python/genai_service
         run: zip -r python-gen-ai-sample-app.zip .
 
       - name: Upload Gen AI Sample App to S3
+        if: inputs.deploy-genai-test-app != false
         working-directory: sample-apps/python/genai_service
         run: aws s3api put-object --bucket ${{ secrets.APP_SIGNALS_E2E_EC2_JAR }}-prod-${{ matrix.aws-region }} --body ./python-gen-ai-sample-app.zip --key python-genai-sample-app.zip
 
       - name: Build Lambda Sample App
+        if: inputs.deploy-base-test-apps != false
         uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0
         with:
           repository: 'aws-observability/aws-otel-python-instrumentation'
       - name: Build sample lambda function
+        if: inputs.deploy-base-test-apps != false
         shell: bash
         run: ./package-lambda-function.sh
         working-directory: lambda-layer/sample-apps
 
       - name: Upload to Lambda Sample App to S3
+        if: inputs.deploy-base-test-apps != false
         working-directory: lambda-layer/sample-apps
         run: aws s3api put-object --bucket ${{ secrets.APP_SIGNALS_E2E_EC2_JAR }}-prod-${{ matrix.aws-region }} --body ./build/function.zip --key pyfunction.zip
 
   python-zip-adaptive-sampling:
+    if: inputs.deploy-base-test-apps != false
     runs-on: ubuntu-latest
     steps:
       - uses: actions/checkout@08c6903cd8c0fde910a37f88322edcfb5dd907a8 # v5.0.0