Reddit Positivity Slider

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "Reddit Positivity Slider",
  "description": "Keep Reddit on a more positive note",
  "version": "1.1",
  "manifest_version": 3,
  "content_scripts": [
    {
      "matches": [
        "https://old.reddit.com/r/popular",
        "https://old.reddit.com/r/popular?*",
        "https://old.reddit.com/r/all",
        "https://old.reddit.com/r/all?*",
        "https://reddit.com/r/popular",
        "https://reddit.com/r/popular?*",
        "https://reddit.com/r/all",
        "https://reddit.com/r/all?*"
      ],
      "all_frames": true,
      "js": [
        "filter.js"
      ],
      "run_at": "document_start"
    }
  ],
  "permissions": [
    "storage"
  ],
  "options_page": "options.html"
}