also pull alpine to include in our exclusive cache-from list in travis build. Remove extra shell settings from travis compose script.
#!/usr/bin/env bash
-set -euxo pipefail
-#docker pull "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" || true
+docker pull "library/alpine:latest" || true
+docker pull "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" || true
docker pull "wikipedialibrary/twlight_build:${TRAVIS_BRANCH}" || true
-#docker build --cache-from "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" --target twlight_base --tag "twlight_base" .
-#docker build --cache-from "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" --cache-from "wikipedialibrary/twlight_build:${TRAVIS_BRANCH}" --target twlight_build --tag "twlight_build" .
-#docker build --cache-from "twlight_base" --target twlight_base --tag "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" .
-#docker build --cache-from "twlight_build" --cache-from "twlight_base" --target twlight_build --tag "wikipedialibrary/twlight_build:${TRAVIS_BRANCH}" .
-#docker build --cache-from "twlight_build" --cache-from "twlight_base" --tag "wikipedialibrary/twlight:${TRAVIS_BRANCH}" .
-
-
-docker build --cache-from "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" --target twlight_base --tag "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" .
+docker build --cache-from "library/alpine:latest" --cache-from "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" --target twlight_base --tag "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" .
docker build --cache-from "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" --cache-from "wikipedialibrary/twlight_build:${TRAVIS_BRANCH}" --target twlight_build --tag "wikipedialibrary/twlight_build:${TRAVIS_BRANCH}" .
docker build --cache-from "wikipedialibrary/twlight_base:${TRAVIS_BRANCH}" --cache-from "wikipedialibrary/twlight_build:${TRAVIS_BRANCH}" --cache-from "wikipedialibrary/twlight:${TRAVIS_BRANCH}" --tag "wikipedialibrary/twlight:${TRAVIS_BRANCH}" .
