Properly start api server

src/main.rs

@@ -168,15 +168,17 @@ fn maybe(matches: clap::ArgMatches, log: Arc<Logger>) -> Result<(), Error> {
         }
 
         let (signal, shutdown) = async_channel::bounded::<()>(1);
-        easy_parallel::Parallel::new()
+        let (_, r) = easy_parallel::Parallel::new()
             .each(0..4, |_| smol::block_on(ex.run(shutdown.recv())))
-            .run();
-
+            .finish(|| {
                 let db = db::Databases::new(&log, &config)?;
                 // TODO: Spawn api connections on their own (non-main) thread, use the main thread to
                 // handle signals (a cli if stdin is not closed?) and make it stop and clean up all threads
                 // when bffh should exit
                 server::serve_api_connections(log.clone(), config, db, network)
                 // Signal is dropped here, stopping all executor threads as well.
+            });
+
+        return r;
     }
 }