Cleanup go.mod, document things better

driver/memory/memory.go

@@ -13,8 +13,8 @@ var (
 )
 
 type Options struct {
-	Encoder           encoder.Encoder `query:"encoder" default:"msgpack"`
-	DefaultExpiration time.Duration   `query:"defaultExpiration"`
+	Encoder           encoder.Encoder `default:"msgpack"`
+	DefaultExpiration time.Duration   `query:"defaultExpiration" default:"1m"`
 	CleanupTime       time.Duration   `query:"cleanupTime" default:"5m"`
 }
 
@@ -24,7 +24,7 @@ type Cache struct {
 }
 
 func New(options Options) (*Cache, error) {
-	c := cache.New(1*time.Minute, options.CleanupTime)
+	c := cache.New(options.DefaultExpiration, options.CleanupTime)
 
 	return &Cache{
 		options: options,