Minor cleanup in document loader.

doc_manager.py

@@ -5,8 +5,9 @@ from datetime import datetime
 from typing import List
 
 import org_rw
-from org_rw import OrgTime
+from org_rw import OrgTime, OrgDoc
 
+EXTENSIONS = ( ".org", ".org.txt" )
 
 def is_today(ot: OrgTime):
     now = datetime.now()
@@ -37,17 +38,19 @@ class Agenda:
 
 
 class DocumentManager:
-    def __init__(self, basepath):
-        self.basepath = basepath
+    docs: list[OrgDoc]
+
+    def __init__(self, base_path: os.PathLike):
+        self.base_path = base_path
 
     def load(self):
-        top = os.path.abspath(self.basepath)
+        top = os.path.abspath(self.base_path)
 
         docs = []
 
         for root, dirs, files in os.walk(top):
             for name in files:
-                if ".org" not in name:
+                if all(map(lambda ext: not name.endswith(ext), EXTENSIONS)):
                     continue
 
                 path = os.path.join(root, name)