Update Dockerfile

Update python and add util file

Author: bertybuttface

Dockerfile

@@ -1,4 +1,4 @@
-FROM python:3.8
+FROM python:3.9
 RUN apt-get update && apt-get install ffmpeg libsm6 libxext6  -y
 COPY requirements.txt .
 RUN pip install -r requirements.txt
@@ -7,6 +7,7 @@ COPY birdnames.db .
 COPY speciesid.py .
 COPY webui.py .
 COPY queries.py .
+COPY util.py .
 COPY templates/ ./templates/
 COPY static/ ./static/