ready for docker!

.gitlab-ci.yml

+
+
+stages:
+  - build
+
+docker:
+  stage: build
+  before_script: []
+  image: 
+    name: gcr.io/kaniko-project/executor:debug
+    entrypoint: [""]
+  script:
+    - echo "{\"auths\":{\"$CI_REGISTRY\":{\"username\":\"$CI_REGISTRY_USER\",\"password\":\"$CI_REGISTRY_PASSWORD\"}}}" > /kaniko/.docker/config.json
+    - /kaniko/executor --context $CI_PROJECT_DIR --dockerfile $CI_PROJECT_DIR/Dockerfile --destination $CI_REGISTRY_IMAGE:latest

Dockerfile

+FROM python:3-alpine
+
+RUN apk upgrade --available --update
+
+WORKDIR /usr/src/app
+COPY requirements.txt ./
+
+RUN apk add --no-cache build-base && \
+    pip install --no-cache-dir -r requirements.txt && \
+    apk del build-base
+
+COPY src .
+COPY run.sh /usr/local/bin/run.sh
+COPY crontab /var/spool/cron/crontabs/programbot
+RUN chmod +x /usr/local/bin/run.sh
+
+RUN apk add --no-cache msmtp
+
+CMD ["crond", "-f"]

crontab

+* 9 * * * /usr/local/bin/run.sh >/dev/null 2>&1

run.sh

+#!/bin/bash
+
+cd /usr/src/app
+
+function preview {
+
+        (>&2 echo "run twitter")
+    python3 twitter_bot.py --nofailmessage --daydiff 2
+    echo ""
+        (>&2 echo "run telegram")
+    python3 telegram_bot.py --nofailmessage --daydiff 2
+    echo ""
+
+        (>&2 echo "run twitter as doit")
+    python3 twitter_bot.py --nofailmessage --daydiff 1 --doit
+    echo ""
+        (>&2 echo "run telegram as doit")
+    python3 telegram_bot.py --nofailmessage --daydiff 1 --doit
+    echo ""
+    }
+
+OUTPUT="$(preview)"
+
+if [ ! -z "$OUTPUT" ]
+then
+
+echo "$OUTPUT" | msmtp -a "Content-Type: text/plain; charset=UTF-8" ${MSMTP_ARGUMENTS}
+
+fi