feat: 新增项目公共工具包，包含日志、错误、数据库、缓存、公共proto

backend/shared/redis/redis.go

@@ -0,0 +1,32 @@
+package redis
+
+import (
+	"context"
+	"shared/logger"
+
+	"github.com/go-redis/redis/v8"
+)
+
+type Config struct {
+	Addr     string
+	Password string
+	DB       int
+}
+
+func NewRedisClient(cfg Config) *redis.Client {
+	client := redis.NewClient(&redis.Options{
+		Addr:     cfg.Addr,
+		Password: cfg.Password,
+		DB:       cfg.DB,
+	})
+
+	ctx := context.Background()
+	_, err := client.Ping(ctx).Result()
+	if err != nil {
+		logger.Error().Err(err).Msg("Failed to connect to Redis")
+		return nil
+	}
+
+	logger.Info().Msg("Connected to Redis successfully")
+	return client
+}