Function handle_agent_memory_read 

pub(super) async fn handle_agent_memory_read(
    __arg0: State<AppState>,
    caller: Option<Extension<Caller>>,
    __arg2: Query<AgentMemoryReadQuery>,
) -> impl IntoResponse

GET /api/v1/agent/memory/read?agent_id=<slug>&filename=<f> — read one of the agent’s own memory files. Backs the MemoryRead MCP tool.