Merge pull request qoomon#16 from tweibert/manualoverride

Set DOCKER_HOST manually to forward to arbitrary destinations

refactor: improove keep alive

feat: keep alive with tail -f

Update entrypoint.sh

Merge pull request qoomon#10 from tfink/patch-1

Make use of apk's --no-cache instead of manual removing /var/cache/apk/*.

Merge pull request qoomon#6 from blopker/feature/stop-gracefully

Stop container gracefully

Merge pull request qoomon#4 from JCepedaVillamayor/3-iptables-error-p…

…ort-1-not-valid

Fix error "iptables v1.6.2: Port `:1' not valid"

Update entrypoint.sh

Update entrypoint.sh