WIP: finished implementation of Netlify _redirects

TBD will be caddy, not sure whether this is actually a good idea because
including a Caddy file directly from GitHub Actions accessible job
output might be a config injection risk.

hugo.yaml

@@ -21,6 +21,23 @@ taxonomies:
 outputs:
   page:
     - html
+  home:
+    - html
+    - rss
+    - redirects
+
+outputFormats:
+  # https://honnef.co/articles/generating-netlify-_redirects-from-hugo/
+  redirects:
+    baseName: _redirects
+    isPlainText: true
+    mediaType: text/redirects
+    root: true
+
+mediaTypes:
+  # https://honnef.co/articles/generating-netlify-_redirects-from-hugo/
+  text/redirects:
+    delimeter: ""
 
 privacy:
   googleAnalytics:

layouts/home.redirects

@@ -0,0 +1,7 @@
+{{ range hugo.Sites -}}
+{{ range $p := .Pages -}}
+{{ range .Aliases -}}
+{{ . }} {{ $p.RelPermalink }}
+{{ end -}}
+{{ end -}}
+{{ end -}}