feat: add support for session resumption(only transparent mode) config to run_config

src/google/adk/agents/run_config.py

@@ -79,6 +79,9 @@ class RunConfig(BaseModel):
   proactivity: Optional[types.ProactivityConfig] = None
   """Configures the proactivity of the model. This allows the model to respond proactively to the input and to ignore irrelevant input."""
 
+  session_resumption: Optional[types.SessionResumptionConfig] = None
+  """Configures session resumption mechanism. Only support transparent session resumption mode now."""
+
   max_llm_calls: int = 500
   """
   A limit on the total number of llm calls for a given run.

src/google/adk/flows/llm_flows/basic.py

@@ -74,6 +74,9 @@ async def run_async(
     llm_request.live_connect_config.proactivity = (
         invocation_context.run_config.proactivity
     )
+    llm_request.live_connect_config.session_resumption = (
+        invocation_context.run_config.session_resumption
+    )
 
     # TODO: handle tool append here, instead of in BaseTool.process_llm_request.