Examine source code of Popup_Alarm

{
  "manifest_version": 3,
  "name": "__MSG_extName__",
  "version": "1.0.2",
  "description": "__MSG_extDesc__",
  "default_locale": "en",
  "permissions": [
    "storage",
    "alarms",
    "activeTab",
    "notifications",
    "scripting",
    "tabs",
    "idle",
    "contextMenus"
  ],
  "host_permissions": [
    "<all_urls>"
  ],
  "content_security_policy": {
    "extension_pages": "script-src 'self'; object-src 'self'; base-uri 'self'; connect-src 'self' https://ntfy.sh https://browser.sentry-cdn.com https://*.ingest.sentry.io https://easylist-downloads.adblockplus.org https:"
  },
  "background": {
    "scripts": [
      "dist/tones.js",
      "dist/settings.js",
      "dist/quiet-hours.js",
      "dist/push.js",
      "dist/stats.js",
      "dist/background.js"
    ]
  },
  "content_scripts": [
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "dist/settings.js",
        "dist/vision.js",
        "dist/detectors.js",
        "dist/rules.js",
        "dist/content.js"
      ],
      "run_at": "document_start",
      "all_frames": true
    },
    {
      "matches": [
        "<all_urls>"
      ],
      "js": [
        "dist/injected.js"
      ],
      "run_at": "document_start",
      "all_frames": true,
      "world": "MAIN"
    }
  ],
  "web_accessible_resources": [
    {
      "resources": [
        "dist/injected.js"
      ],
      "matches": [
        "<all_urls>"
      ]
    }
  ],
  "action": {
    "default_title": "__MSG_extName__",
    "default_popup": "popup.html",
    "default_icon": {
      "16": "icons/icon16.png",
      "48": "icons/icon48.png",
      "128": "icons/icon128.png"
    }
  },
  "options_ui": {
    "page": "options.html",
    "open_in_tab": true
  },
  "icons": {
    "16": "icons/icon16.png",
    "48": "icons/icon48.png",
    "128": "icons/icon128.png"
  },
  "commands": {
    "stop-ringing": {
      "suggested_key": {
        "default": "Ctrl+Shift+Period"
      },
      "description": "Stop ringing in all tabs"
    },
    "snooze-5": {
      "suggested_key": {
        "default": "Ctrl+Shift+5"
      },
      "description": "Snooze for 5 minutes"
    },
    "snooze-30": {
      "description": "Snooze for 30 minutes"
    },
    "toggle-enabled": {
      "description": "Toggle Popup Alarm on/off"
    }
  },
  "browser_specific_settings": {
    "gecko": {
      "id": "popup-alarm-v2@erikim-dev.github.io",
      "strict_min_version": "140.0",
      "data_collection_permissions": {
        "required": [
          "none"
        ],
        "optional": [
          "technicalAndInteraction",
          "websiteActivity"
        ]
      }
    },
    "gecko_android": {
      "strict_min_version": "142.0"
    }
  }
}