A/B player

manifest.json

{
  "update_url": "https://clients2.google.com/service/update2/crx",
  "name": "A/B player",
  "version": "1.0",
  "description": "Add markers to online audios and loop them as you want. Speed up or down the audio. Indispensible tool for any musician.",
  "permissions": [
    "activeTab",
    "declarativeContent"
  ],
  "background": {
    "scripts": [
      "background.js"
    ],
    "persistent": false
  },
  "page_action": {
    "default_popup": "./popup/popup.html",
    "default_icon": {
      "512": "icon.png"
    }
  },
  "content_scripts": [
    {
      "matches": [
        "https://*.youtube.com/*",
        "https://*.musi.sh/*",
        "https://*.tidal.com/*",
        "https://*.vimeo.com/*",
        "https://*.spotify.com/*"
      ],
      "js": [
        "pageCode.js"
      ]
    }
  ],
  "commands": {
    "setA": {
      "suggested_key": {
        "default": "Ctrl+Shift+Left"
      },
      "description": "Set marker A"
    },
    "setB": {
      "suggested_key": {
        "default": "Ctrl+Shift+Right"
      },
      "description": "Set marker B"
    },
    "speedUp": {
      "suggested_key": {
        "default": "Ctrl+Shift+Up"
      },
      "description": "Speed up"
    },
    "speedDown": {
      "suggested_key": {
        "default": "Ctrl+Shift+Down"
      },
      "description": "Speed down"
    }
  },
  "manifest_version": 2
}