another comma fix

layouts/notes/index.json

@@ -1,17 +0,0 @@
-{
-    "version": "https://jsonfeed.org/version/1.1",
-    "title": "{{ .Site.Title }} - Notes Feed",
-    "home_page_url": "{{ .Site.BaseURL }}",
-    "feed_url": "{{ .Permalink }}",
-    "description": "A feed of my notes from {{ .Site.Title }}",
-    "items": [
-        {{- range .Pages.ByDate.Reverse -}}
-        {
-            "id": "{{ .Permalink }}",
-            "url": "{{ .Permalink }}",
-            "content_text": {{ .Plain | jsonify }},
-            "date_published": "{{ .Date.Format "2006-01-02T15:04:05Z07:00" }}"
-        }{{ if not (last .Pages.ByDate.Reverse .) }},{{ end }}
-        {{- end }}
-    ]
-}

layouts/notes/list.jsonfeed.json

@@ -0,0 +1,18 @@
+{
+    "version": "https://jsonfeed.org/version/1.1",
+    "title": "{{ .Site.Title }} - Notes Feed",
+    "home_page_url": "{{ .Site.BaseURL }}",
+    "feed_url": "{{ .Permalink }}",
+    "description": "A feed of my notes from {{ .Site.Title }}",
+    "items": [
+        {{- $length := sub (len .Pages) 1 -}}
+        {{- range $index, $page := .Pages.ByDate.Reverse -}}
+        {
+            "id": "{{ $page.Permalink }}",
+            "url": "{{ $page.Permalink }}",
+            "content_text": {{ $page.Plain | jsonify }},
+            "date_published": "{{ $page.Date.Format "2006-01-02T15:04:05Z07:00" }}"
+        }{{ if lt $index $length }},{{ end }}
+        {{- end }}
+    ]
+}