web/backend: Allow multiple workers

web/backend/startup.jl

@@ -0,0 +1,35 @@
+# UnitCommitment.jl: Optimization Package for Security-Constrained Unit Commitment
+# Copyright (C) 2025, UChicago Argonne, LLC. All rights reserved.
+# Released under the modified BSD license. See COPYING.md for more details.
+
+using HiGHS
+using JuMP
+using Backend
+
+const UCJL_HOST = get(ENV, "HOST", "0.0.0.0")
+const UCJL_PORT = parse(Int, get(ENV, "PORT", "9000"))
+
+println("Starting UnitCommitment Backend Server...")
+println("Host: $UCJL_HOST")
+println("Port: $UCJL_PORT")
+
+Backend.setup_logger()
+server = Backend.start_server(
+    UCJL_HOST,
+    UCJL_PORT;
+    optimizer = optimizer_with_attributes(
+        HiGHS.Optimizer, "mip_rel_gap" => 0.001,
+        "threads" => 1,
+    )
+)
+try
+    wait()
+catch e
+    if e isa InterruptException
+        println("\nShutting down server...")
+        Backend.stop(server)
+        println("Server stopped")
+    else
+        rethrow(e)
+    end
+end