Examine source code of Solidtime

{
  "manifest_version": 2,
  "name": "Solidtime",
  "description": "Browser extension for Solidtime - the modern open-source time tracker",
  "version": "0.0.8",
  "icons": {
    "16": "icon/16.png",
    "32": "icon/32.png",
    "48": "icon/48.png",
    "96": "icon/96.png",
    "128": "icon/128.png"
  },
  "permissions": [
    "storage",
    "identity",
    "<all_urls>"
  ],
  "content_security_policy": "script-src 'self'; object-src 'self'",
  "browser_specific_settings": {
    "gecko": {
      "id": "hello@solidtime.io",
      "data_collection_permissions": {
        "required": [
          "personallyIdentifyingInfo",
          "authenticationInfo",
          "websiteContent"
        ],
        "optional": [
          "technicalAndInteraction"
        ]
      }
    }
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  },
  "browser_action": {
    "default_title": "Default Popup Title",
    "default_popup": "popup.html"
  },
  "content_scripts": [
    {
      "matches": [
        "*://*.atlassian.net/*",
        "*://app.linear.app/*",
        "*://app.plane.so/*",
        "*://linear.app/*"
      ],
      "js": [
        "content-scripts/content.js"
      ]
    }
  ]
}