Add dockerfile and docker-compose.yml for easy pytest and screenshot environment

docker-compose.yml

@@ -0,0 +1,10 @@
+version: '3.7'
+
+services:
+  seedsigner-dev:
+    build:
+      context: .
+      dockerfile: docker/Dockerfile
+    command: sh -c 'bash -c "docker/setup.sh"'
+    volumes:
+      - ../seedsigner:/seedsigner

docker/Dockerfile

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+FROM python:3.10-bullseye
+
+# install zbar dependencyy
+RUN apt-get -qq update
+RUN apt-get -y -qq install zbar-tools
+
+# temp copy requirements files to local repo to do pip3 install
+COPY ../requirements.txt /requirements.txt
+COPY ../tests/requirements.txt /tests-requirements.txt
+
+WORKDIR /
+RUN pip3 install -r requirements.txt
+RUN pip3 install -r tests-requirements.txt
+
+# clean up copied files
+RUN rm /requirements.txt
+RUN rm /tests-requirements.txt
+
+# set working dir
+WORKDIR /seedsigner

docker/setup.sh

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+#!/bin/bash
+
+pip3 install -e .
+tail -f /dev/null

requirements.txt

@@ -1,7 +1,7 @@
 embit==0.7.0
 numpy==1.25.2
 Pillow==9.4.0
--e git+https://github.com/seedsigner/pyzbar.git@c3c237821c6a20b17953efe59b90df0b514a1c03#egg=pyzbar
+pyzbar @ git+https://github.com/seedsigner/pyzbar.git@c3c237821c6a20b17953efe59b90df0b514a1c03
 qrcode==7.3.1
 six==1.16.0
 urtypes @ git+https://github.com/selfcustody/urtypes.git@7fb280eab3b3563dfc57d2733b0bf5cbc0a96a6a