Added admin interface to manage channels and enabled plugins (#9)

* Added base admin login/logout flows

* Ignore local database

* Channel model

* Admin interface for channels and plugins

* Added database tests along with workflows

* Added some docstrings

* Ignore .coverage file

* Creating plugins docs WIP

* Documentation

* Black everything

* Some documentation

* Coverage for the plugins package as well

* DB Fixes

* Absolute FROM in Dockerfile

* Database and logging fixes

* Slack: Support private channels

* Added pre-commit

* black'd

* Fixed UserQuery.create

* Fixed ChannelPluginQuery.create exists call

* Added ChannelPlugin menu for debugging

* Ignore sqlite databases

* Updated contributing docs

Dockerfile.dev

@@ -1,20 +1,26 @@
-FROM alpine:3.11
+FROM docker.io/library/alpine:3.11
 
 ENV PYTHON_VERSION=3.8.2-r1
 ENV APP_PORT 8080
 ENV BUILD_DIR /tmp/build
+ENV APP_PATH /etc/butterrobot
 
 WORKDIR ${BUILD_DIR}
 COPY README.md ${BUILD_DIR}/README.md
 COPY poetry.lock ${BUILD_DIR}/poetry.lock
 COPY pyproject.toml ${BUILD_DIR}/pyproject.toml
-COPY ./butterrobot ${BUILD_DIR}/butterrobot
 COPY ./butterrobot_plugins_contrib ${BUILD_DIR}/butterrobot_plugins_contrib
+COPY ./butterrobot ${BUILD_DIR}/butterrobot
 RUN apk --update add curl python3-dev==${PYTHON_VERSION} gcc musl-dev libffi-dev openssl-dev && \
     pip3 install poetry && \
     poetry build && \
     pip3 install ${BUILD_DIR}/dist/butterrobot-*.tar.gz && \
-    rm -rf ${BUILD_DIR}
+    rm -rf ${BUILD_DIR} && \
+    mkdir ${APP_PATH} && \
+    chown -R 1000:1000 ${APP_PATH}
+
+USER 1000
+WORKDIR ${APP_PATH}
 COPY ./docker/bin/start-server.sh /usr/local/bin/start-server
 
 CMD ["/usr/local/bin/start-server"]