feat: p2 batch 28-31 reminders lists comments bang stats

Calendar events support multiple reminder offsets with presets and per-user defaults.

Lists index adds inline task entry and list property editing.

Generic entity comments on list detail. New bangs.stats dashboard widget.

Closes Gitea #28, #29, #30, #31. Migrations 0022 and 0023.

src/modules/calendar/server/queries.ts

@@ -4,6 +4,8 @@ import { and, asc, eq, gte, inArray, lte, or, sql } from "drizzle-orm";
 import { z } from "zod";
 import { db } from "@/lib/db";
 import { getCurrentSession } from "@/lib/session";
+import { normalizeReminderOffsets } from "@/lib/reminder-offsets";
+import { listReminderOffsets } from "@/modules/_core/reminders";
 import { householdMembers } from "@/modules/_core/schema";
 import { calendarEvents, calendars } from "../schema";
 
@@ -258,6 +260,19 @@ export async function searchEvents(query: string, householdId: string) {
   }));
 }
 
+export async function getDefaultEventReminderOffsets(): Promise<number[]> {
+  const { user } = await getCurrentSession();
+  return normalizeReminderOffsets(user.defaultEventReminderOffsets ?? [30]);
+}
+
+export async function getEventReminderOffsets(eventId: string): Promise<number[]> {
+  const parsed = z.string().uuid().parse(eventId);
+  const { user, household } = await getCurrentSession();
+  const event = await getEventForScope({ householdId: household.id, userId: user.id }, parsed);
+  if (!event) throw new Error("Event not found");
+  return listReminderOffsets("calendar.event", parsed);
+}
+
 function toEventDto(row: {
   id: string;
   calendarId: string;