chore(docs): eslint migration + extractor updates

Migrate docs to eslint flat config (build-script console override); doc
extractor points at configs/eslint.

docs/package.json

@@ -6,8 +6,8 @@
   "description": "Auto-generated documentation site for @robonen/tools",
   "type": "module",
   "scripts": {
-    "lint:check": "oxlint -c oxlint.config.ts",
-    "lint:fix": "oxlint -c oxlint.config.ts --fix",
+    "lint:check": "eslint .",
+    "lint:fix": "eslint . --fix",
     "dev": "nuxt dev",
     "build": "nuxt build",
     "generate": "nuxt generate",
@@ -15,17 +15,17 @@
     "extract": "jiti ./modules/extractor/extract.ts"
   },
   "dependencies": {
+    "marked": "^18.0.5",
     "shiki": "^4.0.1"
   },
   "devDependencies": {
     "@nuxt/fonts": "^0.14.0",
     "@nuxt/kit": "^4.3.1",
-    "@robonen/oxlint": "workspace:*",
-    "@stylistic/eslint-plugin": "catalog:",
+    "@robonen/eslint": "workspace:*",
     "@tailwindcss/vite": "^4.2.1",
+    "eslint": "catalog:",
     "jiti": "^2.6.1",
     "nuxt": "catalog:",
-    "oxlint": "catalog:",
     "tailwindcss": "^4.2.1",
     "ts-morph": "^27.0.2",
     "vue": "catalog:",