feat: Automatically bump theme version in style.scss on npm version

Closes #24

README.md

@@ -43,9 +43,7 @@ To change `css` styling, edit `scss/style.scss`, which will auto-compile if `npm
 
 1. Document changes in [`CHANGELOG.md`](CHANGELOG.md).
 
-2. Increment version number in `scss/style.scss` header (and auto-compile a new `style.css`) using [semantic versioning](http://semver.org/).
-
-3. Increment the package version number and tag the commit using `npm version`:
+2. Increment the package version number and tag the commit using `npm version`:
   ```sh
   npm version major # 1.3.2 -> 2.0.0
   npm version minor # 1.3.2 -> 1.4.0
@@ -56,14 +54,14 @@ To change `css` styling, edit `scss/style.scss`, which will auto-compile if `npm
   npm version patch -m "Release %s. Closes #39."
   ```
 
-4. Push your changes including the newly created tag:
+3. Push your changes including the newly created tag:
   ```sh
   git push --follow-tags
   ```
 
   After you have pushed your tag, Travis CI will build `hgnm-2014.zip` and attach it to the GitHub release. This archive is used by automatic theme updates in WordPress.
 
-5. Copy the changes listed in `CHANGELOG.md` to the release notes on GitHub.
+4. Copy the changes listed in `CHANGELOG.md` to the release notes on GitHub.
 
 ## Architecture
 

package.json

@@ -4,6 +4,7 @@
   "description": "Repository for WordPress theme development for hgnm.org",
   "scripts": {
     "test": "sass-lint",
+    "version": "wp-update-project-version -p scss/style.scss && git add scss/style.scss",
     "start": "npm run css:watch",
     "build": "npm run test && npm run css:build && npm run copy && npm run zip && npm run clean",
     "css:build": "node-sass --include-path scss --output-style compressed scss/style.scss style.css",
@@ -26,6 +27,7 @@
   },
   "homepage": "https://github.com/HGNM/hgnm-2014#readme",
   "devDependencies": {
+    "@masonite/wp-project-version-sync": "^1.0.12",
     "autoprefixer": "^9.3.1",
     "bestzip": "^2.1.2",
     "cpy-cli": "git+https://github.com/chimon2000/cpy-cli.git",