The feed is a PITA

feed.aanjk

+---json
+{
+  "permalink": "feed.xml",
+  "eleventyExcludeFromCollections": true,
+  "metadata": {
+    "title": "My Blog about Boats",
+    "subtitle": "I am writing about my experiences as a naval navel-gazer.",
+    "url": "https://example.com/",
+    "feedUrl": "https://example.com/feed.xml",
+    "author": {
+      "name": "Boaty McBoatFace",
+      "email": "me@example.com"
+    }
+  }
+}
+---
+<?xml version="1.0" encoding="utf-8"?>
+<feed xmlns="http://www.w3.org/2005/Atom">
+  <title>{{ metadata.title }}</title>
+  <subtitle>{{ metadata.subtitle }}</subtitle>
+  <link href="{{ metadata.feedUrl }}" rel="self"/>
+  <link href="{{ metadata.url }}"/>
+  <updated>{{ collections.articles | rssLastUpdatedDate }}</updated>
+  <id>{{ metadata.url }}</id>
+  <author>
+    <name>{{ metadata.author.name }}</name>
+    <email>{{ metadata.author.email }}</email>
+  </author>
+  {%- for post in collections.replace %}
+  {% set absolutePostUrl %}{{ post.url | url | absoluteUrl(metadata.url) }}{% endset %}
+  <entry>
+    <title>{{ post.data.title }}</title>
+    <link href="{{ absolutePostUrl }}"/>
+    <updated>{{ post.date | rssDate }}</updated>
+    <id>{{ absolutePostUrl }}</id>
+    <content type="html">{{ post.templateContent | htmlToAbsoluteUrls(absolutePostUrl) }}</content>
+  </entry>
+  {%- endfor %}
+</feed>
\ No newline at end of file

feed.xml.html

----
-permalink: /feed.xml
-metadata:
-  title: ReverseEagle ─ Developers
-  url: http://developers.reverseeagle.org
-  author:
-    name: The ReverseEagle Project
-  feed:
-    subtitle: Privacy-conscious, ethical and safer alternatives to software for developers.
-    filename: feed.xml
-    path: /feed.xml
-    url: https://developers.reverseeagle.org/feed.xml
-    id: https://developers.reverseeagle.org
----
-<?xml version="1.0" encoding="utf-8"?>
-<feed xmlns="http://www.w3.org/2005/Atom">
-  <title>{{ metadata.title }}</title>
-  <subtitle>{{ metadata.feed.subtitle }}</subtitle>
-  <link href="{{ metadata.feed.url }}" rel="self"/>
-  <link href="{{ metadata.url }}"/>
-  <updated>{{ collections.posts | rssLastUpdatedDate }}</updated>
-  <id>{{ metadata.feed.id }}</id>
-  <author>
-    <name>{{ metadata.author.name }}</name>
-  </author>
-  {% for replace in collections.replace %}
-    {% assign absolutePostUrl = replace.url | url | absoluteUrl(metadata.url) %}
-    <entry>
-      <title>{{ replace.data.title }}</title>
-      <link href="{{ absolutePostUrl }}"/>
-      <updated>{{ replace.date | rssDate }}</updated>
-      <id>{{ absolutePostUrl }}</id>
-      <content type="html">{{ replace.templateContent | htmlToAbsoluteUrls(absolutePostUrl) }}</content>
-    </entry>
-  {%- endfor %}
-</feed>