configurable port for osc bridge + add bin field

packages/osc/package.json

@@ -3,6 +3,7 @@
   "version": "1.2.4",
   "description": "OSC messaging for strudel",
   "main": "osc.mjs",
+  "bin": "./server.mjs",
   "type": "module",
   "publishConfig": {
     "main": "dist/index.mjs"

packages/osc/server.js

@@ -6,6 +6,19 @@ This program is free software: you can redistribute it and/or modify it under th
 
 import OSC from 'osc-js';
 
+const args = process.argv.slice(2);
+function getArgValue(flag) {
+  const i = args.indexOf(flag);
+  if (i !== -1) {
+    const nextIsFlag = args[i + 1]?.startsWith('--') ?? true;
+    if (nextIsFlag) return true;
+    return args[i + 1];
+  }
+}
+
+let udpClientPort = Number(getArgValue('--port')) || 57120;
+// dirt = 7771
+
 const config = {
   receiver: 'ws', // @param {string} Where messages sent via 'send' method will be delivered to, 'ws' for Websocket clients, 'udp' for udp client
   udpServer: {
@@ -17,7 +30,7 @@ const config = {
   },
   udpClient: {
     host: 'localhost', // @param {string} Hostname of udp client for messaging
-    port: 57120, // @param {number} Port of udp client for messaging
+    port: udpClientPort, // @param {number} Port of udp client for messaging
   },
   wsServer: {
     host: 'localhost', // @param {string} Hostname of WebSocket server