Merge pull request #925 from microsoft/psl-localRunChanges

fix: added the env variable in backend to run it locally

Author: Roopan-Microsoft

src/backend/.env.sample

@@ -17,6 +17,7 @@ AZURE_AI_AGENT_MODEL_DEPLOYMENT_NAME=gpt-4o
 AZURE_OPENAI_RAI_DEPLOYMENT_NAME=
 AZURE_AI_AGENT_MODEL_DEPLOYMENT_NAME=gpt-4.1-mini
 AZURE_COGNITIVE_SERVICES="https://cognitiveservices.azure.com/.default"
+AZURE_AI_PROJECT_ENDPOINT=
 AZURE_AI_AGENT_ENDPOINT=
 # AZURE_BING_CONNECTION_NAME=
 REASONING_MODEL_NAME="o4-mini"