chore: improve package scripts

Replaces `npm run` with `run-s` of `npm-run-all2` to make it
package-manager-agnostic. Hoists `npm-run-all2` from the `example`
folder to the root.

The `build` script removes the `dist` folder before building the
package.

Author: kikuomax

example/package.json

@@ -20,7 +20,7 @@
     "@vitejs/plugin-vue": "^5.2.4",
     "@vue/tsconfig": "^0.7.0",
     "geojson": "^0.5.0",
-    "npm-run-all2": "^8.0.4",
+    "npm-run-all2": "catalog:",
     "typescript": "catalog:",
     "vite": "^6.3.5",
     "vue-tsc": "^2.2.10"

package.json

@@ -15,10 +15,10 @@
     "README_ja.md"
   ],
   "scripts": {
-    "build": "rollup -c && api-extractor run --local",
-    "build:doc": "npm run build && api-documenter markdown --input-folder temp --output-folder api-docs/markdown",
+    "build": "rimraf dist && rollup -c && api-extractor run --local",
+    "build:doc": "run-s build && api-documenter markdown --input-folder temp --output-folder api-docs/markdown",
     "type-check": "tsc --noEmit",
-    "prepare": "npm run build",
+    "prepare": "run-s build",
     "test": "echo \"Error: no test specified\" && exit 1"
   },
   "keywords": [
@@ -33,6 +33,8 @@
     "@rollup/plugin-typescript": "^12.1.2",
     "gl-matrix": "^3.4.3",
     "mapbox-gl": "catalog:",
+    "npm-run-all2": "catalog:",
+    "rimraf": "^6.0.1",
     "rollup": "^4.43.0",
     "tslib": "^2.8.1",
     "typescript": "catalog:"