fix some example

env.example

@@ -142,10 +142,17 @@ NEO4J_USERNAME=neo4j
 NEO4J_PASSWORD='your_password'
 
 ### MongoDB Configuration
-MONGODB_URI=mongodb://root:root@localhost:27017/
-MONGODB_DATABASE=LightRAG
+MONGO_URI=mongodb://root:root@localhost:27017/
+MONGO_DATABASE=LightRAG
 MONGODB_GRAPH=false # deprecated (keep for backward compatibility)
 
+### Milvus Configuration
+MILVUS_URI=http://localhost:19530
+MILVUS_DB_NAME=lightrag
+# MILVUS_USER=root
+# MILVUS_PASSWORD=your_password
+# MILVUS_TOKEN=your_token
+
 ### Qdrant
 QDRANT_URL=http://localhost:16333
 # QDRANT_API_KEY=your-api-key

lightrag/api/README.md

@@ -267,7 +267,7 @@ OracleGraphStorage   Postgres
 
 ```
 NanoVectorDBStorage         NanoVector(default)
-MilvusVectorDBStorge        Milvus
+MilvusVectorDBStorage       Milvus
 ChromaVectorDBStorage       Chroma
 TiDBVectorDBStorage         TiDB
 PGVectorStorage             Postgres