feat: add better icon parsing for Windows

src/main.go

@@ -6,6 +6,7 @@ import (
 	"fyne.io/fyne/v2"
 	"fyne.io/fyne/v2/app"
 	"fyne.io/fyne/v2/container"
+	"fyne.io/fyne/v2/dialog"
 	"fyne.io/fyne/v2/theme"
 	"fyne.io/fyne/v2/widget"
 
@@ -23,6 +24,8 @@ const (
 	appName string = "Systemec RaspScreen"
 )
 
+//go:embed icon.ico
+var iconData []byte
 var (
 	windowSize  fyne.Size = fyne.NewSize(750, 700) // Default Window size
 	buttonSize  fyne.Size = fyne.NewSize(200, 50)  // Default button size
@@ -31,8 +34,6 @@ var (
 )
 
 func main() {
-	cfg := readConfig()
-
 	iconResource := fyne.NewStaticResource("./src/icon.ico", iconData)
 	//iconResource, _ := fyne.LoadResourceFromURLString("https://www.systemec.nl/favicon.ico")
 	//iconResource, _ := fyne.LoadResourceFromPath("./icon.ico")
@@ -45,6 +46,11 @@ func main() {
 	w.Resize(windowSize)
 	w.SetIcon(iconResource)
 
+	cfg, ok := readConfig()
+	if !ok {
+		dialog.ShowInformation("Failed to initialize", "Failed to read or unmarshal the raspis.yaml", w)
+	}
+
 	raspiNames := getRaspiNames(cfg)
 
 	// Define variables and print them out for debug

src/raspi.go

@@ -19,16 +19,18 @@ type RaspiConfig struct {
 	Raspis []RaspberryPi `yaml:"raspis"`
 }
 
-func readConfig() RaspiConfig {
+func readConfig() (RaspiConfig, bool) {
 	data, err := os.ReadFile("raspis.yaml")
 	if err != nil {
-		log.Fatalf("Failed to read config YAML file (raspis.yaml): %v", err)
+		log.Printf("Failed to read config YAML file (raspis.yaml): %v", err)
+		return RaspiConfig{}, false
 	}
 
 	var cfg RaspiConfig
 	if err := yaml.Unmarshal(data, &cfg); err != nil {
-		log.Fatalf("Failed to parse YAML file (raspis.yaml): %v", err)
+		log.Printf("Failed to parse YAML file (raspis.yaml): %v", err)
+		return RaspiConfig{}, false
 	}
 
-	return cfg
+	return cfg, true
 }