Remove the get-port package and implement the functionality directly

package.json

@@ -47,7 +47,6 @@
   },
   "devDependencies": {
     "eslint": "^8.36.0",
-    "get-port": "^6.1.2",
     "rollup": "^4.9.5",
     "tap": "^18.4.2"
   }

rollup.config.mjs

@@ -77,7 +77,6 @@ function walkTest(config) {
       },
       external: [
         'node:dgram',
-        'get-port',
         'node-osc',
         'osc-min',
         'tap',

test/util.mjs

@@ -1,8 +1,29 @@
-async function bootstrap(t) {
-  const {default: getPorts, portNumbers} = await import('get-port');
-  const port = await getPorts({
-    port: portNumbers(3000, 3500)
+import { createSocket } from 'node:dgram';
+
+// A custom getPort function that returns a promise that resolves with a random port within a range that is available
+function getPort(min = 3000, max = 3500) {
+  return new Promise((resolve) => {
+    // Create a socket
+    const socket = createSocket('udp4');
+    // Generate a random port within the range
+    const port = Math.floor(Math.random() * (max - min + 1)) + min;
+    // Try to bind the socket to the port
+    socket.bind(port, (err) => {
+      if (err) {
+        // If there is an error, try again with a different port
+        socket.close();
+        resolve(getPort(min, max));
+      } else {
+        // If successful, close the socket and resolve the promise with the port
+        socket.close();
+        resolve(port);
+      }
+    });
   });
+}
+
+async function bootstrap(t) {
+  const port = await getPort(3000, 3500);
   t.context = {
     port
   };