Going back to single travis job for docker image building

.travis.yml

@@ -7,29 +7,19 @@ branches:
     - /.*/
 
 jobs:
+  fast_finish: true
   include:
-    - name: "Docker publish - linux/arm/v7"
+    - name: "Docker publish"
       php: '7.4'
       if: NOT type = pull_request
       env:
         - DOCKER_PUBLISH="true"
-        - PLATFORM="linux/arm/v7"
-    - name: "Docker publish - linux/arm64/v8"
-      php: '7.4'
-      if: NOT type = pull_request
-      env:
-        - DOCKER_PUBLISH="true"
-        - PLATFORM="linux/arm64/v8"
-    - name: "Docker publish - linux/amd64"
-      php: '7.4'
-      if: NOT type = pull_request
-      env:
-        - DOCKER_PUBLISH="true"
-        - PLATFORM="linux/amd64"
     - name: "CI"
       php: '7.4'
       env:
         - DOCKER_PUBLISH="false"
+  allow_failures:
+    - name: "Docker publish"
 
 services:
   - docker

docker/build

@@ -21,12 +21,12 @@ if [[ ! -z $TRAVIS_TAG ]]; then
 
   docker buildx build --push \
     --build-arg SHLINK_VERSION=${TRAVIS_TAG#?} \
-    --platform ${PLATFORM} \
+    --platform linux/arm/v7,linux/arm64/v8,linux/amd64 \
     ${TAGS} .
 
 # If build branch is develop, build latest (on master, when there's no tag, do not build anything)
 elif [[ "$TRAVIS_BRANCH" == 'develop' ]]; then
   docker buildx build --push \
-    --platform ${PLATFORM} \
+    --platform linux/arm/v7,linux/arm64/v8,linux/amd64 \
     -t shlinkio/shlink:latest .
 fi