fix: don't expect title field for feeds

lumbunglib/feed.py

@@ -60,6 +60,11 @@ def create_frontmatter(entry):
     else:
         author = ""
 
+    if "title" in entry:
+        title = entry.title
+    else:
+        title = ""
+
     tags = []
     if "tags" in entry:
         # TODO finish categories
@@ -67,7 +72,7 @@ def create_frontmatter(entry):
             tags.append(t["term"])
 
     frontmatter = {
-        "title": entry.title,
+        "title": title,
         "date": published.format(),
         "summary": "",
         "author": author,