Initial commit: MIDI port discovery tool

go.mod

@@ -0,0 +1,5 @@
+module qrun
+
+go 1.25.6
+
+require gitlab.com/gomidi/midi/v2 v2.3.22

go.sum

@@ -0,0 +1,2 @@
+gitlab.com/gomidi/midi/v2 v2.3.22 h1:4Q20o6q4BDo7i/KGvnwASeytOlrPI7MwsS7F2hA7fOM=
+gitlab.com/gomidi/midi/v2 v2.3.22/go.mod h1:jDpP4O4skYi+7iVwt6Zyp18bd2M4hkjtMuw2cmgKgfw=

main.go

@@ -0,0 +1,37 @@
+package main
+
+import (
+	"fmt"
+	"os"
+
+	"gitlab.com/gomidi/midi/v2"
+	_ "gitlab.com/gomidi/midi/v2/drivers/rtmididrv"
+)
+
+func main() {
+	defer midi.CloseDriver()
+
+	inPorts := midi.GetInPorts()
+	outPorts := midi.GetOutPorts()
+
+	fmt.Println("MIDI Input Ports:")
+	if len(inPorts) == 0 {
+		fmt.Println("  (none)")
+	}
+	for i, port := range inPorts {
+		fmt.Printf("  [%d] %s\n", i, port)
+	}
+
+	fmt.Println("\nMIDI Output Ports:")
+	if len(outPorts) == 0 {
+		fmt.Println("  (none)")
+	}
+	for i, port := range outPorts {
+		fmt.Printf("  [%d] %s\n", i, port)
+	}
+
+	if len(inPorts) == 0 && len(outPorts) == 0 {
+		fmt.Println("\nNo MIDI devices found.")
+		os.Exit(1)
+	}
+}