Examine source code of Send to Journal

{
  "manifest_version": 2,
  "name": "Send to Journal",
  "description": "Adds links to your Obsidian or LogSeq daily notes",
  "version": "1.7",
  "browser_specific_settings": {
    "gecko": {
      "id": "obsidian-simple-pin@dinhe.net",
      "strict_min_version": "109.0"
    }
  },
  "icons": {
    "48": "push-pin.svg",
    "96": "push-pin.svg"
  },
  "permissions": [
    "activeTab",
    "scripting",
    "storage"
  ],
  "page_action": {
    "browser_style": true,
    "show_matches": [
      "*://*/*"
    ],
    "default_icon": {
      "16": "push-pin.svg",
      "32": "push-pin.svg"
    },
    "default_title": "Pin"
  },
  "options_ui": {
    "page": "options.html"
  },
  "background": {
    "scripts": [
      "background.js"
    ]
  }
}