update .env.example and README

Signed-off-by: gopal-raj-suresh <gopal.raj.dummugudupu@cloud2labs.com>

Author: gopal-raj-suresh

sample_solutions/RAGChatbot/README.md

@@ -154,41 +154,13 @@ EOF
 
 #### Step 2: Create `api/.env` File
 
-You can either copy from the example file:
+Copy from the example file and edit with your actual credentials:
 
 ```bash
 cp api/.env.example api/.env
 ```
 
-Then edit `api/.env` with your actual credentials, **OR** create it directly:
-
-```bash
-cat > api/.env << EOF
-# Inference API Configuration
-# INFERENCE_API_ENDPOINT: URL to your inference service (without /v1 suffix)
-#   - For GenAI Gateway: https://genai-gateway.example.com
-#   - For APISIX Gateway: https://apisix-gateway.example.com/Llama-3.1-8B-Instruct
-#     Note: APISIX Gateway requires the model name in the URL path
-#
-# INFERENCE_API_TOKEN: Authentication token/API key for the inference service
-#   - For GenAI Gateway: Your GenAI Gateway API key
-#   - For APISIX Gateway: Your APISIX authentication token
-INFERENCE_API_ENDPOINT=https://your-actual-api-endpoint.com
-INFERENCE_API_TOKEN=your-actual-token-here
-
-# Model Configuration
-# IMPORTANT: Use the full model names as they appear in your inference service
-# Check available models: curl https://your-api-endpoint.com/v1/models -H "Authorization: Bearer your-token"
-#
-# EMBEDDING_ENDPOINT: For APISIX/Keycloak, you need a separate endpoint for embeddings
-#   Example: EMBEDDING_ENDPOINT=https://apisix-gateway.example.com/bge-base-en-v1.5
-EMBEDDING_MODEL_NAME=BAAI/bge-base-en-v1.5
-INFERENCE_MODEL_NAME=meta-llama/Llama-3.1-8B-Instruct
-
-# Local URL Endpoint (for Docker)
-LOCAL_URL_ENDPOINT=not-needed
-EOF
-```
+Then edit `api/.env` to set your `INFERENCE_API_ENDPOINT` and `INFERENCE_API_TOKEN`.
 
 **Important Configuration Notes:**
 

sample_solutions/RAGChatbot/api/.env.example

@@ -25,9 +25,9 @@ INFERENCE_MODEL_NAME=meta-llama/Llama-3.1-8B-Instruct
 # APISIX Gateway Endpoints
 # Uncomment and set these when using APISIX Gateway:
 # IMPORTANT: Use exact APISIX route paths:
-# Example routes: /bge-base-en-v1.5-vllmcpu/* and /Llama-3.1-8B-Instruct-vllmcpu/*
-# INFERENCE_API_ENDPOINT=https://api.example.com/Llama-3.1-8B-Instruct-vllmcpu
-# EMBEDDING_API_ENDPOINT=https://api.example.com/bge-base-en-v1.5-vllmcpu
+# Example routes: /bge-base-en-v1.5/* and /Llama-3.1-8B-Instruct/*
+# INFERENCE_API_ENDPOINT=https://api.example.com/Llama-3.1-8B-Instruct
+# EMBEDDING_API_ENDPOINT=https://api.example.com/bge-base-en-v1.5
 
 # Local URL Endpoint (only needed for non-public domains)
 # If using a local domain like api.example.com mapped to localhost: