chore: add version script

.versionrc.js

@@ -0,0 +1,19 @@
+module.exports = {
+	"scripts": {
+      postbump: "composer readme"
+    },
+	"skip": {
+		commit: true,
+		tag: true
+	},
+	"bumpFiles": [
+		{
+			filename: "style.css",
+			updater: "bin/version-style.js"
+		},
+		{
+			filename: "readme.txt",
+			updater: "bin/version-readme.js"
+		}
+	]
+}

bin/version-readme.js

@@ -0,0 +1,10 @@
+module.exports.readVersion = function(contents) {
+	const pattern = /Stable tag:\s*([0-9]*.*)/i;
+	return contents.match(pattern)[1];
+};
+
+module.exports.writeVersion = function(contents, version) {
+	const pattern = /Stable tag:\s*([0-9]*.*)/i;
+	const oldVersion = contents.match(pattern)[1];
+	return contents.replace(oldVersion, version);
+};

bin/version-style.js

@@ -0,0 +1,10 @@
+module.exports.readVersion = function(contents) {
+	const pattern = /Version:\s*([0-9]*.*)/i;
+	return contents.match(pattern)[1];
+};
+
+module.exports.writeVersion = function(contents, version) {
+	const pattern = /Version:\s*([0-9]*.*)/i;
+	const oldVersion = contents.match(pattern)[1];
+	return contents.replace(oldVersion, version);
+};

package.json

@@ -51,6 +51,7 @@
 		"prod": "npm run production",
 		"build:production": "npm run production",
 		"production": "cross-env NODE_ENV=production node_modules/webpack/bin/webpack.js --no-progress --hide-modules --config=node_modules/laravel-mix/setup/webpack.config.js",
+		"release": "standard-version -a -t ''",
 		"rmdist": "rimraf dist",
 		"test": "npm run -s lint",
 		"lint": "npm run -s lint:scripts && npm run -s lint:styles",
@@ -63,7 +64,8 @@
 	"devDependencies": {
 		"@commitlint/config-conventional": "^11.0.0",
 		"commitlint": "^11.0.0",
-		"husky": "^4.3.0"
+		"husky": "^4.3.0",
+		"standard-version": "^9.0.0"
 	},
 	"dependencies": {
 		"aetna": "^1.0.0-alpha.26",