Update pymilvus dependency from 2.5.2 to >=2.6.2

(cherry picked from commit baab992431)

lightrag/kg/milvus_impl.py

@@ -10,7 +10,7 @@ from ..kg.shared_storage import get_data_init_lock, get_storage_lock
 import pipmaster as pm
 
 if not pm.is_installed("pymilvus"):
-    pm.install("pymilvus==2.5.2")
+    pm.install("pymilvus>=2.6.2")
 
 import configparser
 from pymilvus import MilvusClient, DataType, CollectionSchema, FieldSchema  # type: ignore

requirements-offline.txt

@@ -4,30 +4,30 @@
 #   pip download -r requirements-offline.txt -d ./packages
 #   pip install --no-index --find-links=./packages -r requirements-offline.txt
 #
-# Recommended: Use pip install lightrag-hku[offline] for the same effect
-# Or use constraints: pip install --constraint constraints-offline.txt -r requirements-offline.txt
+# Or use pip install lightrag-hku[offline] for the same effect
 
-# LLM provider dependencies (with version constraints matching pyproject.toml)
-aioboto3>=12.0.0,<16.0.0
-anthropic>=0.18.0,<1.0.0
+aioboto3>=12.0.0
+anthropic>=0.18.0
+asyncpg>=0.29.0
+# Document processing dependencies
+docling>=1.0.0
+llama-index>=0.9.0
+neo4j>=5.0.0
+ollama>=0.1.0
+
+# LLM provider dependencies
+openai>=1.0.0
+openpyxl>=3.0.0
+pymilvus>=2.6.2
+pymongo>=4.0.0
+pypdf2>=3.0.0
+python-docx>=0.8.11
+python-pptx>=0.6.21
+qdrant-client>=1.7.0
 
 # Storage backend dependencies
-asyncpg>=0.29.0,<1.0.0
-
-# Document processing dependencies
-llama-index>=0.9.0,<1.0.0
-neo4j>=5.0.0,<7.0.0
-ollama>=0.1.0,<1.0.0
-openai>=1.0.0,<2.0.0
-openpyxl>=3.0.0,<4.0.0
-pymilvus>=2.6.2,<3.0.0
-pymongo>=4.0.0,<5.0.0
-pypdf2>=3.0.0
-python-docx>=0.8.11,<2.0.0
-python-pptx>=0.6.21,<2.0.0
-qdrant-client>=1.7.0,<2.0.0
-redis>=5.0.0,<7.0.0
-torch>=2.0.0,<2.3.0
-transformers>=4.30.0,<5.0.0
-voyageai>=0.2.0,<1.0.0
-zhipuai>=2.0.0,<3.0.0
+redis>=5.0.0
+torch>=2.0.0
+transformers>=4.30.0
+voyageai>=0.2.0
+zhipuai>=2.0.0