Only allow the build and latest docker tag when it is master

Author: bhavikkumar

.travis.yml

@@ -2,6 +2,9 @@ language: java
 jdk:
 - openjdk11
 dist: bionic
+branches:
+  only:
+    - master
 env:
   global:
   - TF_IN_AUTOMATION=1
@@ -60,7 +63,8 @@ jobs:
     - cd $TRAVIS_BUILD_DIR
     - eval $(aws sts assume-role --role-arn "$OPERATIONS_ROLE_ARN" --role-session-name "${TRAVIS_REPO_SLUG//\//-}" | jq -r '.Credentials | @sh "export AWS_SESSION_TOKEN=\(.SessionToken)\nexport AWS_ACCESS_KEY_ID=\(.AccessKeyId)\nexport AWS_SECRET_ACCESS_KEY=\(.SecretAccessKey) "')
     - $(aws ecr get-login --no-include-email --region $AWS_DEFAULT_REGION)
-    - ./gradlew check docker dockerTag dockerPush dockerTagsPush publish -PTAG=$TRAVIS_BUILD_NUMBER -PREPOSITORY_URI=$REPOSITORY_URI
+    - ./gradlew check docker dockerTag dockerTagsPush publish -PTAG=$TRAVIS_BUILD_NUMBER -PREPOSITORY_URI=$REPOSITORY_URI
+    - if [ "$TRAVIS_PULL_REQUEST" = "false" ]; then bash ./gradlew dockerPush; fi
     after_success:
     - ./gradlew sonarqube
   - stage: deploy to development