function handleRequest(request, response) { response.setHeader("Content-Type", "application/package", false); response.write(signedPackage); } // The package content // getData formats it as described at http://www.w3.org/TR/web-packaging/#streamable-package-format var signedPackage = `manifest-signature: 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\r --NKWXJUAFXB\r Content-Location: manifest.webapp\r Content-Type: application/x-web-app-manifest+json\r \r { "moz-package-origin": "http://mochi.test:8888", "name": "My App", "moz-resources": [ { "src": "page2.html", "integrity": "JREF3JbXGvZ+I1KHtoz3f46ZkeIPrvXtG4VyFQrJ7II=" }, { "src": "index.html", "integrity": "Jkvco7U8WOY9s0YREsPouX+DWK7FWlgZwA0iYYSrb7Q=" }, { "src": "scripts/script.js", "integrity": "6TqtNArQKrrsXEQWu3D9ZD8xvDRIkhyV6zVdTcmsT5Q=" }, { "src": "scripts/library.js", "integrity": "TN2ByXZiaBiBCvS4MeZ02UyNi44vED+KjdjLInUl4o8=" } ], "moz-permissions": [ { "systemXHR": { "description": "Needed to download stuff" } } ], "package-identifier": "09bc9714-7ab6-4320-9d20-fde4c237522c", "description": "A great app!" }\r --NKWXJUAFXB\r Content-Location: page2.html\r Content-Type: text/html\r \r page2.html \r --NKWXJUAFXB\r Content-Location: index.html\r Content-Type: text/html\r \r Last updated: 2015/10/28 \r --NKWXJUAFXB\r Content-Location: scripts/script.js\r Content-Type: text/javascript\r \r // script.js \r --NKWXJUAFXB\r Content-Location: scripts/library.js\r Content-Type: text/javascript\r \r // library.js \r --NKWXJUAFXB--`;