Merge remote-tracking branch 'origin/feature/redis-auth-integration' into dev

# Conflicts:
#	go.mod
#	go.sum
#	internal/container/container.go
#	internal/repository/interfaces.go
#	internal/service/mocks_test.go
#	internal/service/texture_service_test.go
#	internal/service/token_service_test.go
#	pkg/redis/manager.go

pkg/config/config_load_test.go

@@ -0,0 +1,47 @@
+package config
+
+import (
+	"os"
+	"testing"
+
+	"github.com/spf13/viper"
+)
+
+// 重置 viper，避免测试间干扰
+func resetViper() {
+	viper.Reset()
+}
+
+func TestLoad_DefaultsAndBucketsOverride(t *testing.T) {
+	resetViper()
+	// 设置部分环境变量覆盖
+	_ = os.Setenv("RUSTFS_BUCKET_TEXTURES", "tex-bkt")
+	_ = os.Setenv("RUSTFS_BUCKET_AVATARS", "ava-bkt")
+	_ = os.Setenv("DATABASE_MAX_IDLE_CONNS", "20")
+	_ = os.Setenv("DATABASE_MAX_OPEN_CONNS", "50")
+	_ = os.Setenv("DATABASE_CONN_MAX_LIFETIME", "2h")
+	_ = os.Setenv("DATABASE_CONN_MAX_IDLE_TIME", "30m")
+
+	cfg, err := Load()
+	if err != nil {
+		t.Fatalf("Load err: %v", err)
+	}
+
+	// 默认值检查
+	if cfg.Server.Port == "" || cfg.Database.Driver == "" || cfg.Redis.Host == "" {
+		t.Fatalf("expected defaults filled: %+v", cfg)
+	}
+
+	// 覆盖检查
+	if cfg.RustFS.Buckets["textures"] != "tex-bkt" || cfg.RustFS.Buckets["avatars"] != "ava-bkt" {
+		t.Fatalf("buckets override failed: %+v", cfg.RustFS.Buckets)
+	}
+	if cfg.Database.MaxIdleConns != 20 || cfg.Database.MaxOpenConns != 50 {
+		t.Fatalf("db pool override failed: %+v", cfg.Database)
+	}
+	if cfg.Database.ConnMaxLifetime.String() != "2h0m0s" || cfg.Database.ConnMaxIdleTime.String() != "30m0s" {
+		t.Fatalf("db duration override failed: %v %v", cfg.Database.ConnMaxLifetime, cfg.Database.ConnMaxIdleTime)
+	}
+}
+
+