Add general calendar events (recording, social, task, general); nav links; v1.1.16

- Four event types on the calendar: General, Recording, Social, Task — each color-coded
- + Event button opens form with type picker, title, date, notes, reminder
- Task events have a Mark Complete toggle; completed events show strikethrough
- Edit/delete popover for each event
- Email reminders work for calendar events same as episodes
- Added Email/Calendar nav links to /contacts header
- Added Email link to /calendar header (already had Admin)
- /email already links to Contacts and Calendar

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/App.css

@@ -10575,6 +10575,33 @@
 
 .cal-ep-chip-title { color: #4a8a58; }
 
+/* Calendar event chips (general / recording / social / task) */
+.cal-ev-chip {
+  display: flex;
+  align-items: center;
+  gap: 2px;
+  font-size: 0.68rem;
+  padding: 0.2rem 0.4rem;
+  border-radius: 4px;
+  cursor: pointer;
+  text-align: left;
+  width: 100%;
+  border: 1px solid transparent;
+  transition: opacity 0.12s;
+  white-space: nowrap;
+  overflow: hidden;
+  text-overflow: ellipsis;
+}
+.cal-ev-chip--general  { background: #1a2340; border-color: #243060; color: #93c5fd; }
+.cal-ev-chip--recording { background: #28183a; border-color: #3a205a; color: #c084fc; }
+.cal-ev-chip--social   { background: #3a1a28; border-color: #5a2038; color: #f9a8d4; }
+.cal-ev-chip--task     { background: #2a2010; border-color: #3a3010; color: #fbbf24; }
+.cal-ev-chip--done     { opacity: 0.45; text-decoration: line-through; }
+.cal-ev-chip:hover     { filter: brightness(1.15); }
+
+.cal-ev-icon { flex-shrink: 0; }
+.cal-ev-title { flex: 1; overflow: hidden; text-overflow: ellipsis; }
+
 .cal-ep-bell {
   font-size: 0.6rem;
   margin-left: 2px;