Split bootloader section into its own file

internal/configs/config_bootloaders.go

@@ -0,0 +1,28 @@
+package configs
+
+import (
+	"github.com/HikariKnight/quickpassthrough/pkg/command"
+)
+
+func getBootloader(config *Config) {
+	// Check what bootloader handler we are using
+	// Check for grub-mkconfig
+	_, err := command.Run("which", "grub-mkconfig")
+	if err == nil {
+		// Mark bootloader as grub2
+		config.bootloader = "grub2"
+	}
+
+	// Check for grubby (used by fedora)
+	_, err = command.Run("which", "grubby")
+	if err == nil {
+		// Mark it as unknown as i do not support it yet
+		config.bootloader = "unknown"
+	}
+
+	// Check for kernelstub (used by pop os)
+	_, err = command.Run("which", "kernelstub")
+	if err == nil {
+		config.bootloader = "kernelstub"
+	}
+}