fix(config): update JSON tags in ACL and access log configurations to omit empty values

Modified JSON tags in the Notify struct of ACL config and the ConfigBase and Retention structs in access log config to include 'omitempty'

internal/acl/config.go

@@ -26,9 +26,9 @@ type Config struct {
 	Log        *accesslog.ACLLoggerConfig `json:"log"`
 
 	Notify struct {
-		To             []string      `json:"to"`              // list of notification providers
-		Interval       time.Duration `json:"interval"`        // interval between notifications
-		IncludeAllowed *bool         `json:"include_allowed"` // default: false
+		To             []string      `json:"to,omitempty"`             // list of notification providers
+		Interval       time.Duration `json:"interval,omitempty"`       // interval between notifications
+		IncludeAllowed *bool         `json:"include_allowed,omitzero"` // default: false
 	} `json:"notify"`
 
 	config

internal/logging/accesslog/config.go

@@ -10,7 +10,7 @@ import (
 
 type (
 	ConfigBase struct {
-		Path           string        `json:"path"`
+		Path           string        `json:"path,omitempty"`
 		Stdout         bool          `json:"stdout"`
 		Retention      *Retention    `json:"retention" aliases:"keep"`
 		RotateInterval time.Duration `json:"rotate_interval,omitempty" swaggertype:"primitive,integer"`

internal/logging/accesslog/retention.go

@@ -9,9 +9,9 @@ import (
 )
 
 type Retention struct {
-	Days     uint64 `json:"days"`
-	Last     uint64 `json:"last"`
-	KeepSize uint64 `json:"keep_size"`
+	Days     uint64 `json:"days,omitempty"`
+	Last     uint64 `json:"last,omitempty"`
+	KeepSize uint64 `json:"keep_size,omitempty"`
 } // @name LogRetention
 
 var (