Merge branch 'main' into release/2.0-rc

backend/packages/harness/pyproject.toml

@@ -7,6 +7,7 @@ dependencies = [
     "agent-client-protocol>=0.4.0",
     "agent-sandbox>=0.0.19",
     "dotenv>=0.9.9",
+    "exa-py>=1.0.0",
     "httpx>=0.28.0",
     "kubernetes>=30.0.0",
     "langchain>=1.2.3",
@@ -44,6 +45,7 @@ postgres = [
     "psycopg[binary]>=3.3.3",
     "psycopg-pool>=3.3.0",
 ]
+ollama = ["langchain-ollama>=0.3.0"]
 pymupdf = ["pymupdf4llm>=0.0.17"]
 
 [build-system]