feat: add Fiber HTTPS server with embedded static files

qrcode.go

@@ -0,0 +1,18 @@
+package main
+
+import (
+	"os"
+
+	"github.com/mdp/qrterminal/v3"
+)
+
+// printQRCode prints a QR code to the terminal.
+func printQRCode(url string) {
+	qrterminal.GenerateWithConfig(url, qrterminal.Config{
+		Level:     qrterminal.L,
+		Writer:    os.Stdout,
+		BlackChar: qrterminal.BLACK,
+		WhiteChar: qrterminal.WHITE,
+		QuietZone: 2,
+	})
+}