chore: semantic-release and circleci

.circleci/config.yml

@@ -0,0 +1,143 @@
+version: 2.1
+
+refs:
+  - &only_master
+    filters:
+      branches:
+        only: master
+
+  - &not_master
+    filters:
+      branches:
+        ignore: master
+
+workflows:
+  test:
+    jobs:
+      - unit-tests:
+          <<: *not_master
+          name: node-8
+          version: "8"
+      - unit-tests:
+          <<: *not_master
+          name: node-10
+          version: "10"
+      - unit-tests:
+          <<: *not_master
+          name: node-12
+          version: "12"
+      - unit-tests:
+          <<: *not_master
+          name: node-13
+          version: "13"
+
+  release:
+    jobs:
+      - unit-tests:
+          <<: *only_master
+          name: node-8
+          version: "8"
+      - unit-tests:
+          <<: *only_master
+          name: node-10
+          version: "10"
+      - unit-tests:
+          <<: *only_master
+          name: node-12
+          version: "12"
+      - unit-tests:
+          <<: *not_master
+          name: node-13
+          version: "13"
+
+      - publish-dry-run:
+          <<: *only_master
+          context: master
+
+      - publish-approval:
+          type: approval
+          context: master
+          requires:
+            - publish-dry-run
+
+      - publish:
+          <<: *only_master
+          context: master
+          requires:
+            - node-8
+            - node-10
+            - node-12
+            - publish-approval
+
+  monthly:
+    triggers:
+      - schedule:
+          cron: '0 0 1 * *'
+          <<: *only_master
+    jobs:
+      - unit-tests:
+          name: node-8
+          version: "8"
+      - unit-tests:
+          name: node-10
+          version: "10"
+      - unit-tests:
+          name: node-12
+          version: "12"
+jobs:
+  unit-tests:
+    parameters:
+      version:
+        type: string
+    docker:
+      - image: circleci/node:<< parameters.version >>
+    steps:
+      - setup
+      - test
+
+  publish-dry-run:
+    docker:
+      - image: circleci/node:12
+    steps:
+      - setup
+      - publish-dry-run
+
+  publish:
+    docker:
+      - image: circleci/node:12
+    steps:
+      - setup
+      - publish
+
+commands:
+  setup:
+    description: "Checkout and install dependencies"
+    steps:
+      - checkout
+      - run:
+          name: Versions
+          command: node -v && npm -v
+      - run:
+          name: Install Dependencies
+          command: npm install
+
+  test:
+    steps:
+      - run:
+          name: Test
+          command: npm test
+
+  publish-dry-run:
+    steps:
+      - run:
+          name: Release (Dry Run)
+          command: npx semantic-release --dry-run
+
+  publish:
+    steps:
+      - run:
+          name: NPM Auth
+          command: echo "//registry.npmjs.org/:_authToken=${NPM_TOKEN}" > ~/.npmrc
+      - run:
+          name: Release
+          command: npx semantic-release

.github/semantic.yml

@@ -0,0 +1,14 @@
+# Config for https://github.com/probot/semantic-pull-requests
+
+# Always validate the PR title, and ignore the commits
+titleOnly: true
+types:
+  # To do a major relase, put "BREAKING CHANGE: ..." in the message
+  # Minor Release
+  - feat
+  # Patch Release
+  - fix
+  - perf
+  # No Release
+  - docs
+  - chore

README.md

@@ -9,7 +9,7 @@ Use JSTransformer Boilerplate to create and update transformers.
 
 [Foo](http://example.com) support for [JSTransformers](http://github.com/jstransformers).
 
-[![Build Status](https://img.shields.io/travis/jstransformers/jstransformer-foo/master.svg)](https://travis-ci.org/jstransformers/jstransformer-foo)
+[![Build Status](https://img.shields.io/circleci/build/github/jstransformers/jstransformer-foo/master)](https://circleci.com/gh/jstransformers/jstransformer-foo/tree/master)
 [![Coverage Status](https://img.shields.io/codecov/c/github/jstransformers/jstransformer-foo/master.svg)](https://codecov.io/gh/jstransformers/jstransformer-foo)
 [![Dependency Status](https://img.shields.io/david/jstransformers/jstransformer-foo/master.svg)](http://david-dm.org/jstransformers/jstransformer-foo)
 [![Greenkeeper badge](https://badges.greenkeeper.io/jstransformers/jstransformer-foo.svg)](https://greenkeeper.io/)
@@ -28,6 +28,25 @@ foo.render('blah').body
 //=> 'blah'
 ```
 
+## Development
+
+Please feel free to submit pull requests for any feature requests, bug fixes etc.
+
+To test your code locally:
+
+- `npm install` - install dependencies
+- `npm test` - runs tests
+
+Your PR title should begin with:
+
+  - `feat: ` - if your change requires a minor release, because it introduces new feature
+  - `fix: ` - if your change requires a patch release, because it fixes a bug
+  - `perf: ` - if your change requires a patch release, because it improves performance
+  - `docs: ` - if you have made no code changes, and no release is required.
+  - `chore: ` - if you have changed some config/dependencies/CI, but no release is required.
+
+If your PR includes a breaking change, the body of a commit in your PR should include: `BREAKING CHANGE: a description of what change was made`.
+
 ## License
 
 MIT

package.json

@@ -1,6 +1,6 @@
 {
   "name": "jstransformer-foo",
-  "version": "0.0.0",
+  "private": true,
   "description": "Foo support for JSTransformers.",
   "keywords": [
     "jstransformer"
@@ -17,7 +17,7 @@
     "posttest": "xo --space=2 --no-semicolon index.js"
   },
   "engines": {
-    "node": ">=4"
+    "node": ">=8"
   },
   "repository": {
     "type": "git",