chore: drop opener

Author: kazupon

package.json

@@ -38,7 +38,6 @@
     "clean:dist": "rm -rf ./dist ./packages/**/dist ./docs/.vitepress/dist",
     "clean:docs": "trash './docs/api/!(injection).md'",
     "clean:type": "rm -rf ./temp",
-    "coverage": "opener coverage/index.html",
     "dev": "tsx ./scripts/dev.ts",
     "dev:e2e": "cross-env TZ=UTC vitest -c ./vitest.e2e.config.ts",
     "dev:eslint": "npx @eslint/config-inspector",
@@ -114,7 +113,6 @@
     "markdown-table": "^3.0.4",
     "mitata": "^1.0.20",
     "npm-run-all2": "^7.0.0",
-    "opener": "^1.5.2",
     "oxc-parser": "^0.89.0",
     "oxc-transform": "^0.89.0",
     "picocolors": "^1.0.0",