v0.3.0

1. Added docker deployment method.

1. Create new directories data/comments and data/videos.

2. Enter the directory data.

3. Download the docker image

docker pull vacabun/showroom-recorder:latest

4. Create a docker container

docker run -v videos:/root/showroom-recorder/videos -v comments:/root/showroom-recorder/comments -it vacabun/showroom-recorder /bin/bash

2. Fixed known bugs