feat: add source request log (#71)

Co-authored-by: shenyuning <[email protected]>
Co-authored-by: sxueck <[email protected]>

main.go

@@ -1,12 +1,32 @@
 package main
 
 import (
+	"context"
+	"github.com/hacdias/webdav/v3/lib"
+	"log"
+	"os"
+	"os/signal"
 	"runtime"
+	"syscall"
+	"time"
 
 	"github.com/hacdias/webdav/v3/cmd"
 )
 
 func main() {
 	runtime.GOMAXPROCS(runtime.NumCPU())
-	cmd.Execute()
+	ctx, cancel := context.WithCancel(context.Background())
+
+	go lib.LastRequestLogIndex(ctx)
+	go cmd.Execute()
+
+	sigterm := make(chan os.Signal, 1)
+	signal.Notify(sigterm, syscall.SIGQUIT, syscall.SIGTERM, syscall.SIGINT)
+
+	<-sigterm
+	log.Println("receive stop signal")
+
+	cancel()
+	// wait for other goroutines to quit
+	time.Sleep(2 * time.Second)
 }