add Docker and docker-compose, update README.md

.dockerignore

@@ -0,0 +1,5 @@
+.*
+env
+setup.sh
+test.sh
+README.md

Dockerfile

@@ -0,0 +1,21 @@
+FROM python:3.8-alpine
+
+RUN apk add --no-cache --virtual .tmp-packeges build-base \
+    && pip install dumb-init==1.2.5\
+    && apk del .tmp-packeges
+
+RUN apk add --no-cache git
+
+RUN mkdir /app
+COPY requirements.txt /app/
+RUN pip install -r /app/requirements.txt
+
+COPY . /app/
+
+RUN addgroup -S app && adduser -S -G app app
+RUN chown -R app:app /app
+USER app
+
+WORKDIR /app
+ENTRYPOINT ["/usr/local/bin/dumb-init", "--"]
+CMD ["python3", "/app/main.py"]

README.md

@@ -8,6 +8,34 @@ Deployment confiramtion button for Slack
 
 Configuration is done via env variables
 
-* `SLACK_BOT_TOKEN` - Slack bot token. Mandatory parameter. scopes: channels:history, chat:write, reactions:read
+* `SLACK_BOT_TOKEN` - Slack bot token. Mandatory parameter. scopes: channels:history, chat:write, reactions:read, users:read.email, users:read
 * `SLACK_APP_TOKEN` - Slack app token. Mandatory parameter. scopes: connections:write
 
+# Slack App manifect example 
+```yaml
+_metadata:
+  major_version: 1
+  minor_version: 1
+display_information:
+  name: MagicButton
+  description: Deployment confirmation
+  background_color: "#2645a3"
+features:
+  bot_user:
+    display_name: MagicButton
+    always_online: false
+oauth_config:
+  scopes:
+    bot:
+      - channels:history
+      - chat:write
+      - reactions:read
+      - users:read.email
+      - users:read
+settings:
+  interactivity:
+    is_enabled: true
+  org_deploy_enabled: false
+  socket_mode_enabled: true
+  token_rotation_enabled: false
+```

docker-compose.yml

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+version: '3.8'
+services:
+  app:
+    build:
+      context: .
+    volumes:
+    - ./.git:/app/.git
+    environment:
+      SLACK_BOT_TOKEN:
+      SLACK_APP_TOKEN:
+      BUILD_JOB_NAME:
+      BUILD_JOB_URL:
+      CURRENT_GIT_COMMIT:
+      REPOSITORY_NAME:
+      REPOSITORY_URL:
+      BRANCHES_TO_PROMOTE:
+      TIMEOUT_MINUTES:
+      TIMEZONE:
+      PRODUCTION_BRANCH:
+      SLACK_CHANNEL_NAME:

test_compose.sh

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+#!/usr/bin/env bash
+
+export BUILD_JOB_NAME=local-test
+export BUILD_JOB_URL=http://whatever.com
+export CURRENT_GIT_COMMIT=$(git rev-parse HEAD)
+export REPOSITORY_NAME=$(basename $(git rev-parse --show-toplevel))
+export REPOSITORY_URL=https://github.com/fivexl/magic-button
+export BRANCHES_TO_PROMOTE=test
+export TIMEOUT_MINUTES=10
+export TIMEZONE=$(cat /etc/timezone)
+export PRODUCTION_BRANCH=release
+export SLACK_CHANNEL_NAME=magic-button-test
+
+docker-compose up -d --build