ci: fmt, lint and build offlinedocs (#8642)

Co-authored-by: Dean Sheather <dean@deansheather.com>

offlinedocs/package.json

@@ -7,7 +7,12 @@
     "build": "next build",
     "start": "next start",
     "export": "yarn copy-images && next build && next export",
-    "copy-images": "sh ./scripts/copyImages.sh"
+    "copy-images": "sh ./scripts/copyImages.sh",
+    "lint": "yarn run lint:types",
+    "lint:fix": "FIX=true yarn lint",
+    "lint:types": "tsc --noEmit",
+    "format:check": "prettier --cache --check './**/*.{css,html,js,json,jsx,md,ts,tsx,yaml,yml}'",
+    "format:write": "prettier --cache --write './**/*.{css,html,js,json,jsx,md,ts,tsx,yaml,yml}'"
   },
   "dependencies": {
     "@chakra-ui/react": "2.8.0",
@@ -27,11 +32,14 @@
     "remark-gfm": "3.0.1"
   },
   "devDependencies": {
+    "@react-native-community/eslint-config": "^3.2.0",
+    "@react-native-community/eslint-plugin": "^1.3.0",
     "@types/node": "18.0.0",
     "@types/react": "18.0.14",
     "@types/react-dom": "18.0.5",
     "eslint": "8.45.0",
     "eslint-config-next": "13.4.10",
+    "prettier": "3.0.0",
     "typescript": "4.7.3"
   }
 }