refactor and add videos

internal/config/config.go

@@ -0,0 +1,30 @@
+package config
+
+import (
+	"os"
+	"strconv"
+)
+
+type Config struct {
+	Workers  int
+	TgAPIKey string
+	TgChatID int64
+	VkAPIKey string
+}
+
+// MustLoad loads the config.
+func MustLoad() *Config {
+	var Conf Config
+	var err error
+	Conf.Workers, err = strconv.Atoi(os.Getenv("Workers"))
+	if err != nil {
+		panic(err)
+	}
+	Conf.TgAPIKey = os.Getenv("TgAPIKey")
+	Conf.VkAPIKey = os.Getenv("VkAPIKey")
+	Conf.TgChatID, err = strconv.ParseInt(os.Getenv("TgChatID"), 10, 64)
+	if err != nil {
+		panic(err)
+	}
+	return &Conf
+}