Examine source code of Stagekeeper Odoo.sh Staging Expiry Tracker

{
  "manifest_version": 3,
  "name": "Stagekeeper — Odoo.sh Staging Expiry Tracker",
  "short_name": "Stagekeeper",
  "description": "Tracks Odoo.sh staging branch expiration dates and warns before they are auto-dropped.",
  "version": "1.1.0",
  "icons": {
    "16": "public/icon-16.png",
    "32": "public/icon-32.png",
    "48": "public/icon-48.png",
    "128": "public/icon-128.png"
  },
  "action": {
    "default_popup": "src/popup/index.html"
  },
  "options_ui": {
    "page": "src/options/index.html",
    "open_in_tab": true
  },
  "permissions": [
    "storage",
    "alarms",
    "notifications"
  ],
  "content_scripts": [
    {
      "js": [
        "assets/index.ts-loader-C22r3pS8.js"
      ],
      "matches": [
        "https://www.odoo.sh/*"
      ],
      "run_at": "document_idle"
    }
  ],
  "background": {
    "scripts": [
      "service-worker-loader.js"
    ],
    "type": "module"
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "stage-keeper@ichini.dev",
      "data_collection_permissions": {
        "required": [
          "none"
        ]
      }
    }
  },
  "web_accessible_resources": [
    {
      "matches": [
        "https://www.odoo.sh/*"
      ],
      "resources": [
        "assets/storage-Dd_nNAiJ.js",
        "assets/messaging-C5uzngA0.js",
        "assets/odoo-reader.ts-CDgY60Uv.js",
        "assets/index.ts-SxgejeNR.js"
      ]
    }
  ]
}