Fixed files with unicode characters in name not uploading

Signed-off-by: lzzy12 <jhashivam2020@gmail.com>

Dockerfile

@@ -3,9 +3,13 @@ FROM ubuntu:18.04
 WORKDIR /usr/src/app
 RUN chmod 777 /usr/src/app
 RUN apt -qq update
-RUN apt -qq install -y aria2 python3 python3-pip
+RUN apt -qq install -y aria2 python3 python3-pip locales
 COPY requirements.txt .
 RUN pip3 install --no-cache-dir -r requirements.txt
 COPY . .
+RUN locale-gen en_US.UTF-8
+ENV LANG en_US.UTF-8
+ENV LANGUAGE en_US:en
+ENV LC_ALL en_US.UTF-8
 
 CMD ["bash","start.sh"]