Refine the instructions to run the retriever example with qdrant (ope…

…a-project#442)

Signed-off-by: Wang, Kai Lawrence <[email protected]>

comps/retrievers/haystack/qdrant/README.md

@@ -1,49 +1,54 @@
 # Retriever Microservice with Qdrant
 
-# 🚀Start Microservice with Python
+# 1. 🚀Start Microservice with Python (Option 1)
 
-## Install Requirements
+## 1.1 Install Requirements
 
 ```bash
 pip install -r requirements.txt
 ```
 
-## Start Qdrant Server
+## 1.2 Start Qdrant Server
 
 Please refer to this [readme](../../../vectorstores/langchain/qdrant/README.md).
 
-## Setup Environment Variables
+## 1.3 Setup Environment Variables
 
 ```bash
-export http_proxy=${your_http_proxy}
-export https_proxy=${your_https_proxy}
 export QDRANT_HOST=${your_qdrant_host_ip}
 export QDRANT_PORT=6333
 export EMBED_DIMENSION=${your_embedding_dimension}
 export INDEX_NAME=${your_index_name}
-export TEI_EMBEDDING_ENDPOINT=${your_tei_endpoint}
 ```
 
-## Start Retriever Service
+## 1.4 Start Retriever Service
 
 ```bash
 export TEI_EMBEDDING_ENDPOINT="http://${your_ip}:6060"
 python haystack/qdrant/retriever_qdrant.py
 ```
 
-# 🚀Start Microservice with Docker
+# 2. 🚀Start Microservice with Docker (Option 2)
 
-## Build Docker Image
+## 2.1 Setup Environment Variables
+
+```bash
+export QDRANT_HOST=${your_qdrant_host_ip}
+export QDRANT_PORT=6333
+export TEI_EMBEDDING_ENDPOINT="http://${your_ip}:6060"
+```
+
+## 2.2 Build Docker Image
 
 ```bash
 cd ../../
 docker build -t opea/retriever-qdrant:latest --build-arg https_proxy=$https_proxy --build-arg http_proxy=$http_proxy -f comps/retrievers/haystack/qdrant/docker/Dockerfile .
 ```
 
-## Run Docker with CLI
+## 2.3 Run Docker with CLI
 
 ```bash
-docker run -d --name="retriever-qdrant-server" -p 7000:7000 --ipc=host -e http_proxy=$http_proxy -e https_proxy=$https_proxy -e TEI_EMBEDDING_ENDPOINT=${your_tei_endpoint} -e QDRANT_HOST=${your_qdrant_host_ip} -e QDRANT_PORT=${your_qdrant_port} opea/retriever-qdrant:latest
+docker run -d --name="retriever-qdrant-server" -p 7000:7000 --ipc=host -e http_proxy=$http_proxy -e https_proxy=$https_proxy -e TEI_EMBEDDING_ENDPOINT=$TEI_EMBEDDING_ENDPOINT -e QDRANT_HOST=$QDRANT_HOST -e QDRANT_PORT=$QDRANT_PORT opea/retriever-qdrant:latest
 ```
 
 # 🚀3. Consume Retriever Service