build: 📦️ update SVGO settings

Signed-off-by: WaitSpring <me@waitspring.com>

.svgo.config.js

@@ -0,0 +1,23 @@
+'use strict';
+
+// https://www.mediawiki.org/wiki/Manual:Coding_conventions/SVG#Exemplified_safe_configuration
+module.exports = {
+	js2svg: {
+		eol: 'lf',
+		finalNewline: false,
+		indent: '\t'
+	},
+	multipass: true,
+	plugins: [
+		{
+			name: 'preset-default',
+			params: {
+				overrides: {
+					removeViewBox: false
+				}
+			}
+		},
+		'removeRasterImages',
+		'sortAttrs'
+	]
+};

package.json

@@ -10,7 +10,7 @@
 		"lint:styles": "stylelint \"**/*.{less,css}\"",
 		"lint:i18n": "banana-checker --requireLowerCase=0 i18n/",
 		"doc": "jsdoc -c jsdoc.json",
-		"minify-svg": "svgo --quiet --recursive --folder resources/",
+		"minify-svg": "svgo --config=.svgo.config.js --quiet --recursive --folder resources/",
 		"test": "npm run lint",
 		"prepare": "husky install",
 		"release": "standard-version",