Implement new deprecated warnings

experimental/deprecated/constants.go

@@ -78,9 +78,36 @@ var OptionTUNAddressX = Note{
 	MigrationLink:     "https://sing-box.sagernet.org/migration/#tun-address-fields-are-merged",
 }
 
+var OptionSpecialOutbounds = Note{
+	Name:              "special-outbounds",
+	Description:       "legacy special outbounds",
+	DeprecatedVersion: "1.11.0",
+	ScheduledVersion:  "1.13.0",
+	MigrationLink:     "https://sing-box.sagernet.org/migration/#migrate-legacy-special-outbounds-to-rule-actions",
+}
+
+var OptionInboundOptions = Note{
+	Name:              "inbound-options",
+	Description:       "legacy inbound fields",
+	DeprecatedVersion: "1.11.0",
+	ScheduledVersion:  "1.13.0",
+	MigrationLink:     "https://sing-box.sagernet.org/migration/#migrate-legacy-special-outbounds-to-rule-actions",
+}
+
+var OptionLegacyDNSRouteOptions = Note{
+	Name:              "legacy-dns-route-options",
+	Description:       "legacy dns route options",
+	DeprecatedVersion: "1.11.0",
+	ScheduledVersion:  "1.12.0",
+	MigrationLink:     "https://sing-box.sagernet.org/migration/#migrate-legacy-dns-route-options-to-rule-actions",
+}
+
 var Options = []Note{
 	OptionBadMatchSource,
 	OptionGEOIP,
 	OptionGEOSITE,
 	OptionTUNAddressX,
+	OptionSpecialOutbounds,
+	OptionInboundOptions,
+	OptionLegacyDNSRouteOptions,
 }

experimental/deprecated/manager.go

@@ -2,6 +2,7 @@ package deprecated
 
 import (
 	"context"
+	"runtime/debug"
 
 	"github.com/sagernet/sing/service"
 )
@@ -13,6 +14,7 @@ type Manager interface {
 func Report(ctx context.Context, feature Note) {
 	manager := service.FromContext[Manager](ctx)
 	if manager == nil {
+		debug.PrintStack()
 		return
 	}
 	manager.ReportDeprecated(feature)

experimental/deprecated/stderr.go

@@ -7,15 +7,23 @@ import (
 	"github.com/sagernet/sing/common/logger"
 )
 
-type envManager struct {
-	logger logger.Logger
+type stderrManager struct {
+	logger   logger.Logger
+	reported map[string]bool
 }
 
-func NewEnvManager(logger logger.Logger) Manager {
-	return &envManager{logger: logger}
+func NewStderrManager(logger logger.Logger) Manager {
+	return &stderrManager{
+		logger:   logger,
+		reported: make(map[string]bool),
+	}
 }
 
-func (f *envManager) ReportDeprecated(feature Note) {
+func (f *stderrManager) ReportDeprecated(feature Note) {
+	if f.reported[feature.Name] {
+		return
+	}
+	f.reported[feature.Name] = true
 	if !feature.Impending() {
 		f.logger.Warn(feature.MessageWithLink())
 		return