update poetry toml and pnpm lock

Author: jaka-k

backend/pyproject.toml

@@ -38,10 +38,10 @@ firebase-admin = "^6.6.0"
 
 
 [tool.poetry.group.statemachine.dependencies]
-langchain = "^0.3.14"
-langgraph = "^0.2.64"
-langchain-openai = "^0.2.9"
-langchain-community = "^0.3.8"
+langchain = "^0.3.27"
+langgraph = "^0.6.9"
+langchain-openai = "^0.3.35"
+langchain-community = "^0.3.31"
 langchain-chroma = "0.2.4"
 orjson = "3.10.14"
 psycopg = { version = "^3.2.4", extras = ["binary"] }