add rss feed template

  eleventyConfig.addFilter("toDateObj", (dateString) => {
    return new Date(dateString)
  })

  // FEED.NJK
  const feedTemplate = fsImport.readFileSync(`${__dirname}/templates/feed.njk`).toString()
  eleventyConfig.addTemplate(
    `repos/feed.njk`,
    feedTemplate,
    {
      pagination: {
        data: "branches",
        size: 1,
        alias: "branch",
      },
      permalink: (data) => {
        const repoName = data.branch.repoName
        const branchName = data.branch.branchName
        return `${reposPath}/${eleventyConfig.getFilter("slugify")(repoName)}/branches/${eleventyConfig.getFilter("slugify")(branchName)}/patches.xml`
      },
      eleventyExcludeFromCollections: true,
    }
  )

<?xml version="1.0" encoding="utf-8"?>
<feed xmlns="http://www.w3.org/2005/Atom" xml:lang="{{ page.lang }}">
  <title>Latest patches in {{branch.branchName}}</title>
  <link href="{{ ('/repos/' + (branch.repoName | slugify) + '/branches/' + (branch.branchName | slugify) + '/patches.xml')| htmlBaseUrl(reposConfig.baseUrl) }}" rel="self" />
  <link href="{{ ('/repos/' + (branch.repoName | slugify) + '/branches/' + (branch.branchName | slugify)) | htmlBaseUrl(reposConfig.baseUrl) }}" />
  {% set lastPatch = repos[branch.repoName].branches[branch.branchName].patches | last %}
  <updated>{{ lastPatch.date | toDateObj | dateToRfc3339 }}</updated>
  <id>{{ reposConfig.baseUrl | addPathPrefixToFullUrl }}</id>
  <author>
    <name>{{branch.repoName}} contributors</name>
  </author>
  {%- for patch in repos[branch.repoName].branches[branch.branchName].patches | reverse %}
  {%- set absolutePostUrl %}{{ ('/repos/' + (branch.repoName | slugify) + '/branches/' + (branch.branchName | slugify) + '/patches/' + patch.hash) | htmlBaseUrl(reposConfig.baseUrl) }}{% endset %}
  <entry>
    <title>{{ patch.name }}</title>
    <author><name>{{ patch.author }}</name></author>
    <link href="{{ absolutePostUrl }}" />
    <updated>{{ patch.date | toDateObj | dateToRfc3339 }}</updated>
    <id>{{ absolutePostUrl }}</id>
    <content type="html">{{ patch.description | renderTransforms({}, reposConfig.baseUrl) }}</content>
  </entry>
  {%- endfor %}
</feed>