provide author information for the feed and entries

Signed-off-by: Brian S. Stephan <bss@incorporeal.org>

incorporealcms/feed.py

@@ -34,6 +34,7 @@ def serve_feed(feed_type):
     fg = FeedGenerator()
     fg.id(f'https://{app.config["DOMAIN_NAME"]}/')
     fg.title(f'{app.config["TITLE_SUFFIX"]}')
+    fg.author(app.config["AUTHOR"])
     fg.link(href=f'https://{app.config["DOMAIN_NAME"]}/feed/{feed_type}', rel='self')
     fg.link(href=f'https://{app.config["DOMAIN_NAME"]}', rel='alternate')
     fg.subtitle(f"Blog posts and other dated materials from {app.config['TITLE_SUFFIX']}")
@@ -55,6 +56,7 @@ def serve_feed(feed_type):
         fe = fg.add_entry()
         fe.id(_generate_feed_id(feed_entry_path))
         fe.title(page_name if page_name else page_title)
+        fe.author(app.config["AUTHOR"])
         fe.link(href=link)
         fe.content(content, type='html')