Upgrade to latest dependencies

.mocharc.yml

@@ -2,7 +2,12 @@
 # https://mochajs.org/#configuring-mocha-nodejs
 # https://github.com/mochajs/mocha/blob/master/example/config/.mocharc.yml
 
-spec: test/specs/**/*.spec.js
+extension:
+  - ts
+
+spec: test/specs/**/*.spec.ts
+
+loader: ts-node/esm
 
 bail: true
 recursive: true

package.json

@@ -24,6 +24,7 @@
     "type": "git",
     "url": "https://github.com/JS-DevTools/rehype-inline-svg.git"
   },
+  "type": "module",
   "main": "lib/index.js",
   "types": "lib/index.d.ts",
   "files": [
@@ -36,36 +37,35 @@
     "watch": "tsc --watch",
     "test": "mocha && npm run lint",
     "coverage": "nyc node_modules/mocha/bin/mocha",
-    "upgrade": "npm-check -u && npm audit fix",
+    "upgrade": "NPM_CHECK_INSTALLER=pnpm npm-check -u",
     "bump": "bump --tag --push --all",
     "release": "npm run upgrade && npm run clean && npm run build && npm test && npm run bump"
   },
   "engines": {
-    "node": ">=10"
+    "node": "^12.20.0 || >=14.13.1"
   },
   "devDependencies": {
     "@jsdevtools/eslint-config": "^1.1.4",
     "@jsdevtools/version-bump-prompt": "^6.1.0",
-    "@types/chai": "^4.2.14",
-    "@types/mocha": "^8.2.0",
+    "@types/chai": "^4.3.16",
+    "@types/mocha": "^10.0.6",
     "@types/node": "^14.14.19",
-    "@types/svgo": "^1.3.3",
-    "@types/unist": "^2.0.3",
-    "@types/vfile": "^4.0.0",
-    "chai": "^4.2.0",
+    "@types/unist": "^3.0.2",
+    "chai": "^5.1.1",
     "eslint": "^7.17.0",
-    "mocha": "^8.2.1",
+    "mocha": "^10.4.0",
     "npm-check": "^5.9.2",
     "nyc": "^15.1.0",
-    "rehype-stringify": "^8.0.0",
+    "rehype-stringify": "^10.0.0",
     "shx": "^0.3.3",
-    "to-vfile": "^6.1.0",
-    "typescript": "^4.1.3",
-    "vfile": "^4.2.1"
+    "to-vfile": "^8.0.0",
+    "ts-node": "^10.9.2",
+    "typescript": "^5.4.5",
+    "vfile": "^6.0.1"
   },
   "dependencies": {
-    "rehype-parse": "^7.0.1",
-    "svgo": "^1.3.2",
-    "unified": "^9.2.0"
+    "rehype-parse": "^9.0.0",
+    "svgo": "^3.3.2",
+    "unified": "^11.0.4"
   }
 }