Added automatic release generation to travis config

.travis.yml

@@ -1,5 +1,7 @@
 language: php
 
+sudo: false # Use containerized environment
+
 branches:
   only:
     - /.*/
@@ -12,7 +14,7 @@ before_install:
   - phpenv config-add data/infra/travis-php/memcached.ini
   - phpenv config-add data/infra/travis-php/apcu.ini
 
-before_script:
+install:
   - composer self-update
   - composer install --no-interaction
 
@@ -20,9 +22,21 @@ script:
   - mkdir build
   - composer check
 
-after_script:
+after_success:
   - vendor/bin/phpcov merge build --clover build/clover.xml
   - wget https://scrutinizer-ci.com/ocular.phar
   - php ocular.phar code-coverage:upload --format=php-clover build/clover.xml
 
-sudo: false
+# Before deploying, build dist file for current travis tag
+before_deploy:
+  - ./build.sh ${TRAVIS_TAG#?}
+
+deploy:
+  provider: releases
+  api_key:
+    secure: a9dbZchocqeuOViwUeNH54bQR5Sz7rEYXx5b9WPFtnFn9LGKKUaLbA2U91UQ9QKPrcTpsALubUYbw2CnNmvCwzaY+R8lCD3gkU4ohsEnbpnw3deOeixI74sqBHJAuCH9FSaRDGILoBMtUKx2xlzIymFxkIsgIukkGbdkWHDlRWY3oTUUuw1SQ2Xk9KDsbJQtjIc1+G/O6gHaV4qv/R9W8NPmJExKTNDrAZbC1vIUnxqp4UpVo1hst8qPd1at94CndDYM5rG+7imGbdtxTxzamt819qdTO1OfvtctKawNAm7YXZrrWft6c7gI6j6SI4hxd+ZrrPBqbaRFHkZHjnNssO/yn4SaOHFFzccmu0MzvpPCf0qWZwd3sGHVYer1MnR2mHYqU84QPlW3nrHwJjkrpq3+q0JcBY6GsJs+RskHNtkMTKV05Iz6QUI5YZGwTpuXaRm036SmavjGc4IDlMaYCk/NmbB9BKpthJxLdUpczOHpnjXXHziotWD6cfEnbjU3byfD8HY5WrxSjsNT7SKmXN3hRof7bk985ewQVjGT42O3NbnfnqjQQWr/B7/zFTpLR4f526Bkq12CdCyf5lvrbq+POkLVdJ+uFfR7ds248Ue/jBQy6kM1tWmKF9QiwisFlA84eQ4CW3I93Rp97URv+AQa9zmbD0Ve3Udp+g6nF5I=
+  file: "./build/shlink_${TRAVIS_TAG#?}_dist.zip"
+  skip_cleanup: true
+  on:
+    tags: true
+    php: 7.1