2b:null 2c:["$","title",null,{"children":"Example Custom Embed | Endpoint Services | Observable"}] 31:[] 2f:{"id":"b3ca566f27a63c6b","slug":"example-custom-embed","title":"Example Custom Embed","thumbnail":"7caa448c62bead2e274df9dae9fc8a928ae8b2e9849d27d854cbfcd89d27850a","access_level":"public","create_time":"$D2022-03-16T13:40:22.822Z","update_time":"$D2022-07-22T05:18:03.045Z","view_time":null,"first_public_time":"$D2022-03-23T11:42:32.640Z","fork":false,"stars":5,"starred":false,"owner":{"type":"team","id":"8d94490bed468d92","login":"endpointservices","name":"Endpoint Services","avatar_url":"https://avatars-next.observableusercontent.com/aa238f4bd0be02bb2364438ff6bfe17b74a7a58f5c04aa1a84d29dddc79bc15e","tier":"starter_2024"},"version":90,"publish_version":90,"role":null,"authored":false,"authors":[{"type":"individual","id":"5215f6ec4a999d40","login":"tomlarkworthy","name":"Tom Larkworthy","avatar_url":"https://avatars-next.observableusercontent.com/47327a8bc1966f2186dcb3ebf4b7ee6e4e7ab9a5c2a07405aff57200ea778f71","tier":null}],"members":[{"type":"individual","id":"5215f6ec4a999d40","login":"tomlarkworthy","name":"Tom Larkworthy","avatar_url":"https://avatars-next.observableusercontent.com/47327a8bc1966f2186dcb3ebf4b7ee6e4e7ab9a5c2a07405aff57200ea778f71","tier":null,"role":"editor"}],"comments":[],"custom_thumbnail":true,"trashed":false,"subscribed":null,"forks":1,"collection":{"id":"2d18a04501b26148","slug":"webcode-run","title":"webcode.run","owner":{"id":"8d94490bed468d92","login":"endpointservices","name":"Endpoint Services"}},"type":"notebook","body":{"title":"Example Custom Embed","cells":[{"id":0,"value":"# Example Custom Embed\n\nThis provides a URL with social tags, analytics but the implementation is drawn from an [Observable notebook](https://observablehq.com/@tomlarkworthy/example-custom-embed)\n\n\nThe webserver is a serverless cell [endpoint](${webserver.href}) that emits cache-control headers to utilize a CDN.\n\nYou can put a custom domain over it using Netlify rewrite rules if you like ([dev.to article](https://dev.to/tomlarkworthy/custom-domain-in-4loc-l6f)).","pinned":false,"hidden":false,"mode":"md","author":"$undefined","summary":"$undefined","output":"display","database":"$undefined"},{"id":62,"value":"params = ({\n title: \"Hello!\",\n description: \"An example of a simple custom embedding\",\n image:\n \"https://static.observableusercontent.com/files/e317bdba3a086d0dd589c78ebd8f96068b6c2991ff1e90370339bbdbd3bd71f2c446fb16e6542264a9b187e2d8778dcfcf722e91561539c03921aff20b8ce46b\",\n url:\n \"https://webcode.run/observablehq.com/@tomlarkworthy/example-custom-embed\"\n})","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":3,"value":"webserver = deploy(\n \"default\",\n async (req, res, ctx) => {\n res.header(\"cache-control\", \"public, max-age: 3600, s-maxage: 3600\");\n res.send(page(params));\n },\n {\n hostNotebook: \"@tomlarkworthy/example-custom-embed\"\n }\n)","pinned":true,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":7,"value":"import { deploy } from \"@endpointservices/serverless-cells\"","pinned":false,"hidden":false,"mode":"ojs","author":"$undefined","summary":"$undefined","output":"$undefined","database":"$undefined"},{"id":22,"value":"page = ({\n title,\n description,\n type = \"article\",\n image,\n url,\n twitter_card = \"summary_large_image\",\n notebook = \"@tomlarkworthy/example-custom-embed\"\n} = {}) => `\n\n\n\n\n\n\n\n\n

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