chore: enable tag builds of releases

.travis.yml

@@ -36,6 +36,12 @@ jobs:
     - env: T="electron" S="openwhisk2" NEEDS_SECOND_OPENWHISK_AUTH=true NEEDS_OPENWHISK_API_GATEWAY=true NEEDS_OPENWHISK_JAVA8=true
     - env: T="electron" S="openwhisk4" NEEDS_OPENWHISK_NODEJS8=true
 
+    # the above are test stages; next is the release stage, performed for tag builds
+    # see ./package.json for the release-it build definition
+    - stage: release
+      script: npm install -g release-it@12.4.3 && release-it
+      if: tag =~ /^v([0-9]{1,3}).([0-9]{1,3}).([0-9]{1,3})$/
+
 env:
   global:
     - WEBPACK_CLIENT_URL='http://localhost:9080'

package.json

@@ -104,5 +104,28 @@
       "eslint --fix",
       "git add"
     ]
+  },
+  "release-it": {
+    "git": {
+      "commit": false,
+      "tag": false,
+      "push": false,
+      "requireUpstream": false
+    },
+    "npm": {
+      "publish": false
+    },
+    "github": {
+      "release": true,
+      "releaseNotes": "git log --pretty=format:\"* %s (%h)\" v${latestVersion}...HEAD",
+      "assets": [
+        "./dist/electron/Oui-darwin-x64.tar.bz2",
+        "./dist/electron/Oui-linux-x64.zip",
+        "./dist/electron/Oui-win32-x64.zip"
+      ]
+    },
+    "hooks": {
+      "before:init": "if [ \"$TRAVIS_OS_NAME\" = \"linux\" ]; then sudo apt-get update && sudo apt-get install wine; fi; npm run build:electron:all"
+    }
   }
 }