fix: show subscribed calendar event details

tests/test_calendar_subscriptions.py

@@ -17,6 +17,8 @@ UID:one\r
 DTSTART:20260920T090000Z\r
 DTEND:20260920T100000Z\r
 SUMMARY:Meeting\r
+DESCRIPTION:Body line one\\nBody line two\r
+LOCATION:Meeting room\r
 END:VEVENT\r
 END:VCALENDAR\r
 """
@@ -148,6 +150,8 @@ def test_subscription_crud_refresh_events_and_stale_cache(client, monkeypatch):
     )
     assert events.status_code == 200
     assert events.json()["events"][0]["title"] == "Meeting"
+    assert events.json()["events"][0]["description"] == "Body line one\nBody line two"
+    assert events.json()["events"][0]["location"] == "Meeting room"
     assert events.json()["sources"][0]["stale"] is False
 
     refreshed = client.post(f"/api/v1/calendar-subscriptions/{body['id']}/refresh")
@@ -166,6 +170,26 @@ def test_subscription_crud_refresh_events_and_stale_cache(client, monkeypatch):
     assert client.delete(f"/api/v1/calendar-subscriptions/{body['id']}").status_code == 204
 
 
+def test_parser_bounds_large_event_text_fields():
+    oversized = ICS.replace(
+        b"DESCRIPTION:Body line one\\nBody line two",
+        b"DESCRIPTION:" + b"x" * 3_000,
+    ).replace(
+        b"LOCATION:Meeting room",
+        b"LOCATION:" + b"y" * 1_000,
+    )
+    event = parse_ics_events(
+        oversized,
+        "Work",
+        "#123456",
+        datetime(2026, 9, 20, tzinfo=UTC),
+        datetime(2026, 9, 21, tzinfo=UTC),
+        "UTC",
+    )[0]
+    assert event["description"] == "x" * 2_000
+    assert event["location"] == "y" * 500
+
+
 def test_events_validate_window_and_disabled_sources_are_skipped(client, monkeypatch):
     client = initialized(client)
     monkeypatch.setattr(