feat: Implement CalDAV client and FastMCP server exposing calendar event management tools.

test_rrule_fix.py

@@ -0,0 +1,18 @@
+from icalendar import vRecur
+
+def parse_rrule(rrule_str: str) -> dict:
+    parts = rrule_str.split(';')
+    rrule = {}
+    for part in parts:
+        if '=' in part:
+            key, value = part.split('=', 1)
+            # Fix: split commas into list
+            if ',' in value:
+                value = value.split(',')
+            rrule[key] = value
+    return rrule
+
+rrule_str = "FREQ=WEEKLY;BYDAY=MO,WE"
+rrule_dict = parse_rrule(rrule_str)
+print(f"Parsed dict: {rrule_dict}")
+print(f"vRecur result: {vRecur(rrule_dict).to_ical().decode('utf-8')}")