Fix BackgroundColour documentation. Update changelog. Move contributors into website. Create changelog link.

v2/pkg/options/options.go

@@ -41,7 +41,9 @@ type App struct {
 	StartHidden       bool
 	HideWindowOnClose bool
 	AlwaysOnTop       bool
-	BackgroundColour  *RGBA
+	// BackgroundColour is the background colour of the window
+	// You can use the options.NewRGB and options.NewRGBA functions to create a new colour
+	BackgroundColour *RGBA
 	// RGBA is deprecated. Please use BackgroundColour
 	RGBA               *RGBA
 	Assets             fs.FS
@@ -71,6 +73,26 @@ type RGBA struct {
 	A uint8 `json:"a"`
 }
 
+// NewRGBA creates a new RGBA struct with the given values
+func NewRGBA(r, g, b, a uint8) *RGBA {
+	return &RGBA{
+		R: r,
+		G: g,
+		B: b,
+		A: a,
+	}
+}
+
+// NewRGB creates a new RGBA struct with the given values and Alpha set to 255
+func NewRGB(r, g, b uint8) *RGBA {
+	return &RGBA{
+		R: r,
+		G: g,
+		B: b,
+		A: 255,
+	}
+}
+
 // MergeDefaults will set the minimum default values for an application
 func MergeDefaults(appoptions *App) {
 	err := mergo.Merge(appoptions, Default)