From e88ad5333070807863b69de23787a5afe38de893 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 15 Dec 2025 09:35:17 +0000
Subject: [PATCH 1/2] Initial plan


From 201b667ec77a93cedb284425900168f3685f79d9 Mon Sep 17 00:00:00 2001
From: "copilot-swe-agent[bot]" <198982749+Copilot@users.noreply.github.com>
Date: Mon, 15 Dec 2025 09:40:20 +0000
Subject: [PATCH 2/2] =?UTF-8?q?=E6=94=B9=E8=BF=9B=E5=AD=98=E5=82=A8?=
 =?UTF-8?q?=E5=AE=9E=E7=8E=B0=E7=B1=BB=E5=9E=8B=E7=9A=84=E6=96=87=E6=A1=A3?=
 =?UTF-8?q?=E8=AF=B4=E6=98=8E=EF=BC=8C=E5=88=97=E5=87=BA=20LightRAG=20?=
 =?UTF-8?q?=E6=94=AF=E6=8C=81=E7=9A=84=E6=89=80=E6=9C=89=E5=AD=98=E5=82=A8?=
 =?UTF-8?q?=E7=B1=BB=E5=9E=8B?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

Co-authored-by: BukeLy <19304666+BukeLy@users.noreply.github.com>
---
 env.example   | 12 +++++++-----
 src/config.py | 25 ++++++++++++++++++++-----
 2 files changed, 27 insertions(+), 10 deletions(-)

diff --git a/env.example b/env.example
index db7a4f2..41bb482 100644
--- a/env.example
+++ b/env.example
@@ -271,26 +271,28 @@ RAG_MAX_CONTEXT_TOKENS=3000
 
 # ====== 存储后端配置 ======
 # LightRAG 存储层配置（必须与 docker-compose 中的服务匹配）
+# 完整支持列表参考：https://github.com/HKUDS/LightRAG
 
 # --- Vector Storage ---
 # 用于存储文档向量和语义检索
-# 可选值: QdrantVectorDBStorage, MilvusVectorDBStorage, PGVectorStorage, etc.
+# 支持: NanoVectorDBStorage, MilvusVectorDBStorage, PGVectorStorage,
+#       FaissVectorDBStorage, QdrantVectorDBStorage, MongoVectorDBStorage
 VECTOR_STORAGE=QdrantVectorDBStorage
 
 # --- Key-Value Storage ---
 # 用于缓存和临时数据存储
-# 可选值: RedisKVStorage, JsonKVStorage
+# 支持: JsonKVStorage, RedisKVStorage, PGKVStorage, MongoKVStorage
 KV_STORAGE=RedisKVStorage
 
 # --- Graph Storage ---
 # 用于存储知识图谱（实体和关系）
-# 可选值: MemgraphStorage, Neo4JStorage
+# 支持: NetworkXStorage, Neo4JStorage, PGGraphStorage, MongoGraphStorage, MemgraphStorage
 GRAPH_STORAGE=MemgraphStorage
 
 # --- Document Status Storage ---
 # 用于存储文档处理状态和追踪信息
-# 推荐值: RedisDocStatusStorage（生产环境）, JsonDocStatusStorage（开发环境）
-# 其他支持: MongoDocStatusStorage, PGDocStatusStorage
+# 支持: JsonDocStatusStorage, RedisDocStatusStorage, PGDocStatusStorage, MongoDocStatusStorage
+# 推荐: RedisDocStatusStorage（生产环境）, JsonDocStatusStorage（开发环境）
 DOC_STATUS_STORAGE=RedisDocStatusStorage
 
 # ====== 可选配置 ======
diff --git a/src/config.py b/src/config.py
index 0d1f8f5..10b33b8 100644
--- a/src/config.py
+++ b/src/config.py
@@ -168,22 +168,37 @@ class StorageConfig(BaseSettings):
     )
     kv_storage: str = Field(
         default="RedisKVStorage",
-        description="KV Storage Type",
+        description=(
+            "KV Storage Type. "
+            "Supported: JsonKVStorage, RedisKVStorage, PGKVStorage, MongoKVStorage"
+        ),
         alias="KV_STORAGE"
     )
     vector_storage: str = Field(
-        default="QdrantStorage",
-        description="Vector Storage Type",
+        default="QdrantVectorDBStorage",
+        description=(
+            "Vector Storage Type. "
+            "Supported: NanoVectorDBStorage, MilvusVectorDBStorage, PGVectorStorage, "
+            "FaissVectorDBStorage, QdrantVectorDBStorage, MongoVectorDBStorage"
+        ),
         alias="VECTOR_STORAGE"
     )
     graph_storage: str = Field(
         default="MemgraphStorage",
-        description="Graph Storage Type",
+        description=(
+            "Graph Storage Type. "
+            "Supported: NetworkXStorage, Neo4JStorage, PGGraphStorage, "
+            "MongoGraphStorage, MemgraphStorage"
+        ),
         alias="GRAPH_STORAGE"
     )
     doc_status_storage: str = Field(
         default="RedisDocStatusStorage",
-        description="Document Status Storage Type",
+        description=(
+            "Document Status Storage Type. "
+            "Supported: JsonDocStatusStorage, RedisDocStatusStorage, "
+            "PGDocStatusStorage, MongoDocStatusStorage"
+        ),
         alias="DOC_STATUS_STORAGE"
     )
     redis_uri: str = Field(