Task: Create a document in outline for each new GitLab release

n8n workflow JSON:
{"nodes":[{"name":"Gitlab Trigger","type":"n8n-nodes-base.gitlabTrigger","position":[240,140],"parameters":{"owner":"tennox","events":["tag_push"],"repository":"ci-test"},"typeVersion":1},{"name":"HTTP Request","type":"n8n-nodes-base.httpRequest","position":[820,40],"parameters":{"url":"https://app.getoutline.com/api/documents.create","options":{},"requestMethod":"POST","authentication":"headerAuth","jsonParameters":true,"bodyParametersJson":"={ \n\"collectionId\": \"PLACEHOLDER\",\n\"parentDocumentId\": \"PLACEHOLDER\",\n\"publish\": true, \n\"title\": {{JSON.stringify(\"Release \" + $json.body.name)}},\n\"text\": {{JSON.stringify($json.body.description + '\\n\\n\\\\\\n[More info](' + $json.body.url + ')')}}\n}"},"typeVersion":1},{"name":"IF","type":"n8n-nodes-base.if","position":[540,140],"parameters":{"conditions":{"string":[{"value1":"={{$json.body.object_kind}}","value2":"release"}]}},"typeVersion":1}],"connections":{"IF":{"main":[[{"node":"HTTP Request","type":"main","index":0}]]},"Gitlab Trigger":{"main":[[{"node":"IF","type":"main","index":0}]]}}}