Add Wildberries product fetching and rate limiting functionality

internal/tasks/client/client.go

@@ -0,0 +1,25 @@
+package client
+
+import (
+	"github.com/hibiken/asynq"
+	"sipro-mps/internal/config"
+)
+
+var Client *asynq.Client
+
+// InitClient initializes the Asynq client with the provided Redis configuration.
+func InitClient(redisConfig config.RedisConfig) {
+	client := asynq.NewClient(asynq.RedisClientOpt{
+		Addr:     redisConfig.Addr,
+		Password: redisConfig.Password,
+	})
+	Client = client
+}
+
+func CloseClient() {
+	if Client != nil {
+		if err := Client.Close(); err != nil {
+			panic(err)
+		}
+	}
+}