Fix DB mutex deadlock

src-tauri/grpc/src/lib.rs

@@ -1,8 +1,6 @@
 use prost_reflect::SerializeOptions;
 use serde::{Deserialize, Serialize};
-use tokio_stream::Stream;
 use tonic::transport::Uri;
-use tonic::IntoRequest;
 
 use crate::proto::fill_pool;
 

src-tauri/grpc/src/manager.rs

@@ -1,6 +1,5 @@
 use std::collections::HashMap;
 
-use hyper::client::connect::Connect;
 use hyper::client::HttpConnector;
 use hyper::Client;
 use hyper_rustls::HttpsConnector;