fix app service deploy with service principal usage

.github/workflows/azure-dev.yaml

@@ -90,11 +90,15 @@ jobs:
         with:
           name: spring-boot-app
           path: ./backend
-
+      - uses: azure/login@v1
+        with:
+         creds: ${{ secrets.AZURE_CREDENTIALS }}    
       - name: 'Deploy backend to Azure Web App'
         uses: azure/webapps-deploy@v2
         id: deploy-app
         with:
           app-name: ${{ vars.AZUREAPPSERVICE_APP_NAME }}
           package: ./backend
-          publish-profile: ${{ secrets.AZUREAPPSERVICE_PUBLISHPROFILE}}
+      - name: logout
+        run: |
+          az logout

app/backend/src/main/resources/semantickernel/Plugins/RAG/AnswerConversation/answerConversationNoFS.prompt.yaml

@@ -0,0 +1,56 @@
+name: AnswerConversation
+description: Answer a chat conversation question based on the provided sources.
+template: |
+  <message role="system">
+      You are an intelligent assistant helping Contoso Inc employees with their healthcare plan questions and employee handbook questions.
+      Use 'you' to refer to the individual asking the questions even if they ask with 'I'.
+      Answer the following question using only the sources provided below.
+      For tabular information return it as an html table. Do not return markdown format.
+      Each source has a name followed by colon and the actual information, always include the source name for each fact you use in the response
+      Use square brackets to reference the source, e.g. [info1.txt]. Don't combine sources, list each source separately, e.g. [info1.txt][info2.pdf].
+      If you cannot answer using the sources below, say you don't know.
+
+      {{#if suggestions}}
+        After answering question, also generate three very brief follow-up questions that the user would likely ask next.
+        Use double angle brackets to reference the questions, e.g. &lt;&lt;Are there exclusions for prescriptions?&gt;&gt;.
+        Try not to repeat questions that have already been asked.
+        Only generate questions and do not generate any text before or after the questions, such as 'Next Questions'.
+      {{/if}}
+  
+    Sources:
+    {{#each sources}}
+      {{sourceName}}: {{sourceContent}}
+    {{/each}}
+  </message>
+
+  {{#each conversation}}
+      <message role="{{role}}">{{content}}</message>
+  {{/each}}
+
+  <message role="user">
+      Question: {{input}}
+  </message>
+template_format: handlebars
+# Allow calling getSourceName and getSourceContent on the sources
+prompt_template_options: [ ALLOW_CONTEXT_VARIABLE_METHOD_CALLS_UNSAFE ]
+input_variables:
+  - name: input
+    description: Question to answer
+    is_required: true
+  - name: sources
+    description: Information used to answer the question
+    is_required: true
+  - name: conversation
+    description: Chat history
+    is_required: true
+  - name: suggestions
+    description: Whether to suggest follow-up questions
+    type: boolean
+    is_required: true
+execution_settings:
+  default:
+    max_tokens: 1024
+    temperature: 0.2
+    top_p: 1
+    presence_penalty: 0.0
+    frequency_penalty: 0.0