mubot-server/public/manifest.json

A server for mubot

{
    "name": "Embed external site",
    "version": "1",
    "manifest_version": 2,
    "content_scripts": [{
        "js": ["contentscript.js"],
        "matches": ["*://*/*"],
        "all_frames": true
    }],
    "web_accessible_resources": [
        "m.html"
    ]
}