format code + make showing avatars in member lists optional

cache.go

@@ -5,6 +5,7 @@ package main
 
 import (
 	"crypto/sha256"
+	"errors"
 	"fmt"
 	"github.com/diamondburned/gotk4/pkg/gdk/v4"
 	"github.com/diamondburned/gotk4/pkg/gtk/v4"
@@ -14,7 +15,6 @@ import (
 	"os"
 	"path/filepath"
 	"sync"
-	"errors"
 )
 
 // global or app-level map/cache