feat!: upgrade unplugin, drop node 16 & webpack 4 support

Author: antfu

Diff for: package.json

@@ -2,7 +2,7 @@
   "name": "unplugin-vue-markdown",
   "type": "module",
   "version": "0.27.1",
-  "packageManager": "pnpm@9.14.4",
+  "packageManager": "pnpm@9.15.0",
   "description": "Compile Markdown to Vue component",
   "author": "Anthony Fu <anthonyfu117@hotmail.com>",
   "license": "MIT",
@@ -81,30 +81,30 @@
     "@mdit-vue/plugin-component": "^2.1.3",
     "@mdit-vue/plugin-frontmatter": "^2.1.3",
     "@mdit-vue/types": "^2.1.0",
-    "@rollup/pluginutils": "^5.1.3",
+    "@rollup/pluginutils": "^5.1.4",
     "@types/markdown-it": "^14.1.2",
     "markdown-it": "^14.1.0",
     "markdown-it-async": "^0.1.3",
-    "unplugin": "^1.16.0"
+    "unplugin": "^2.1.0"
   },
   "devDependencies": {
-    "@antfu/eslint-config": "^3.11.2",
+    "@antfu/eslint-config": "^3.12.0",
     "@antfu/ni": "^0.23.1",
     "@antfu/utils": "^0.7.10",
-    "@types/node": "^22.10.1",
-    "@unhead/vue": "^1.11.13",
+    "@types/node": "^22.10.2",
+    "@unhead/vue": "^1.11.14",
     "@vue/test-utils": "^2.4.6",
-    "bumpp": "^9.8.1",
+    "bumpp": "^9.9.1",
     "chalk": "^5.3.0",
-    "eslint": "^9.16.0",
+    "eslint": "^9.17.0",
     "esno": "^4.8.0",
     "fast-glob": "^3.3.2",
-    "rollup": "^4.28.0",
+    "rollup": "^4.28.1",
     "tsup": "^8.3.5",
     "typescript": "^5.7.2",
-    "vite": "^6.0.1",
-    "vitest": "^2.1.6",
+    "vite": "^6.0.3",
+    "vitest": "^2.1.8",
     "vue": "^3.5.13",
-    "webpack": "^5.96.1"
+    "webpack": "^5.97.1"
   }
 }