🎉 live server seems to be working now

cmd/server/main.go

@@ -0,0 +1,88 @@
+package main
+
+import (
+	"flag"
+	"fmt"
+	"log"
+	"os"
+	"os/signal"
+	"syscall"
+
+	"github.com/Sendspin/sendspin-go/pkg/sendspin"
+
+	"rpi-sendspin/internal/pipewire"
+)
+
+func main() {
+	port := flag.Int("port", 8927, "listen port")
+	name := flag.String("name", "Sendspin Server", "server name")
+	source := flag.String("source", "", "PipeWire source node name")
+	listSources := flag.Bool("list-sources", false, "list available PipeWire sources and exit")
+	rate := flag.Int("rate", 48000, "capture sample rate")
+	channels := flag.Int("channels", 2, "capture channels")
+	flag.Parse()
+
+	if *listSources {
+		printSources()
+		return
+	}
+
+	if *source == "" {
+		sources, err := pipewire.ListSources()
+		if err != nil {
+			log.Fatalf("list sources: %v", err)
+		}
+		if len(sources) == 0 {
+			log.Fatal("no PipeWire sources found; is PipeWire running?")
+		}
+
+		fmt.Println("Available PipeWire sources:")
+		for i, s := range sources {
+			fmt.Printf("  %d. %s\n", i+1, s)
+		}
+		fmt.Printf("\nSpecify a source with --source <node-name>\n")
+		fmt.Printf("Example: --source %s\n", sources[0].Name)
+		os.Exit(1)
+	}
+
+	src := pipewire.NewSource(*source, *rate, *channels)
+
+	log.Printf("capturing from %q at %d Hz %d ch", *source, *rate, *channels)
+
+	server, err := sendspin.NewServer(sendspin.ServerConfig{
+		Port:   *port,
+		Name:   *name,
+		Source: src,
+	})
+	if err != nil {
+		log.Fatalf("create server: %v", err)
+	}
+
+	if err := server.Start(); err != nil {
+		log.Fatalf("start server: %v", err)
+	}
+	log.Printf("server %q listening on :%d", *name, *port)
+
+	sig := make(chan os.Signal, 1)
+	signal.Notify(sig, os.Interrupt, syscall.SIGTERM)
+	<-sig
+
+	log.Println("stopping")
+	server.Stop()
+	src.Close()
+}
+
+func printSources() {
+	sources, err := pipewire.ListSources()
+	if err != nil {
+		log.Fatalf("list sources: %v", err)
+	}
+	if len(sources) == 0 {
+		fmt.Println("no PipeWire sources found")
+		return
+	}
+	fmt.Println("Available PipeWire sources:")
+	for _, s := range sources {
+		fmt.Printf("  %s\n", s)
+	}
+}