manifest.json

{
    "manifest_version": 2,
    "version": "1.0.2",
    "minimum_chrome_version": "39",
    "default_locale": "en",
    "name": "__MSG_appName__",
    "short_name":"JWTInspector",
    "description": "__MSG_appDesc__",
    "icons": {
        "16": "assets/images/icon-16.png",
        "48": "assets/images/icon-48.png",
        "128": "assets/images/icon-128.png"
    },
    "background": {
        "page": "build/html/Background.html"
    },
    "browser_action": {
        "default_icon": "assets/images/icon-128.png",
        "default_popup": "build/html/Popup.html"
    },
    "devtools_page": "build/html/DevTools.html",
    "content_scripts": [{
        "all_frames": true,
        "run_at": "document_start",
        "matches": ["*://*/*"],
        "js": ["assets/js/content-script.js"]
    }],
    "web_accessible_resources":[
        "/assets/js/console-jwt.js"
    ],
    "permissions": [
        "<all_urls>",
        "activeTab",
        "clipboardRead",
        "contextMenus",
        "cookies",
        "http://*/*",
        "https://*/*",
        "storage",
        "tabs",
        "unlimitedStorage",
        "webNavigation",
        "webRequest"
    ]
}