Add close and refresh keybinds

app.go

@@ -3,6 +3,8 @@ package main
 import (
 	"context"
 	"time"
+
+	"github.com/wailsapp/wails/v2/pkg/runtime"
 )
 
 // App struct
@@ -20,6 +22,9 @@ func NewApp() *App {
 func (a *App) startup(ctx context.Context) {
 	a.ctx = ctx
 }
+func (a *App) Close() {
+	runtime.Quit(a.ctx)
+}
 
 func (a *App) GetBills() WailsBills {
 	res := WailsBills{}