✨ feat: refactor environment variable initialization and introduce new constant types for API and context keys

service/token_counter.go

@@ -101,7 +101,7 @@ func getImageToken(info *relaycommon.RelayInfo, imageUrl *dto.MessageImageUrl, m
 	if !constant.GetMediaToken {
 		return 3 * baseTokens, nil
 	}
-	if info.ChannelType == common.ChannelTypeGemini || info.ChannelType == common.ChannelTypeVertexAi || info.ChannelType == common.ChannelTypeAnthropic {
+	if info.ChannelType == constant.ChannelTypeGemini || info.ChannelType == constant.ChannelTypeVertexAi || info.ChannelType == constant.ChannelTypeAnthropic {
 		return 3 * baseTokens, nil
 	}
 	var config image.Config