Examine source code of Network Interceptor

{
  "manifest_version": 3,
  "name": "Network Interceptor",
  "version": "1.0.0",
  "description": "Intercept, mock, redirect, block, and modify network requests for development and testing.",
  "browser_specific_settings": {
    "gecko": {
      "id": "{c422d09e-56de-4387-a907-53a9df0a3773}",
      "strict_min_version": "128.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": []
      }
    }
  },
  "permissions": [
    "storage",
    "tabs",
    "declarativeNetRequest"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "icons": {
    "128": "icon128.png"
  },
  "action": {
    "default_popup": "popup.html",
    "default_title": "Network Interceptor",
    "default_icon": {
      "128": "icon128.png"
    }
  },
  "background": {
    "service_worker": "background.js",
    "scripts": [
      "background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "content-bridge.js"
      ],
      "run_at": "document_start"
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "interceptor.js"
      ],
      "run_at": "document_start",
      "world": "MAIN"
    }
  ]
}