Add Tier 2 remaining features: publishing pipeline, broadcasts, audit log, drip trigger, today banner; v1.1.25

- CalendarPage: productionStatus field on episodes (idea→recorded→edited→scheduled→published), color dot on chips, dropdown in edit popover; "publishing today" banner with draft announcement button
- EmailPage: Broadcasts drawer (plain-text → Resend Broadcasts API); Audit Log drawer showing activity history; em-status-msg--ok style
- ContactsPage: ▶ Drip button in edit mode syncs contact to Resend audience and triggers drip automation
- server: appendAuditEntry() logged on reply-sent, email-sent, submission-deleted, contacts-merged, contacts-imported, broadcast-sent, drip-triggered; GET /api/admin-audit-log; POST /api/admin-broadcasts/send; POST /api/admin-contacts/trigger-drip; AUDIT_LOG_FILE persisted to data/audit-log.json

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

src/App.css

@@ -10730,6 +10730,90 @@
   letter-spacing: -1px;
 }
 
+/* Production status dot on episode chips */
+.cal-prod-status-dot {
+  border-radius: 50%;
+  display: inline-block;
+  flex-shrink: 0;
+  height: 6px;
+  margin-left: 2px;
+  width: 6px;
+}
+
+/* Publishing today banner */
+.cal-publish-banner {
+  align-items: center;
+  background: #131f13;
+  border-bottom: 1px solid #1e3a1e;
+  display: flex;
+  flex-shrink: 0;
+  flex-wrap: wrap;
+  gap: 0.6rem;
+  padding: 0.6rem 1.25rem;
+}
+
+.cal-publish-banner-icon { font-size: 1.1rem; }
+
+.cal-publish-banner-text {
+  color: #4ade80;
+  flex: 1;
+  font-size: 0.88rem;
+  font-weight: 500;
+  min-width: 160px;
+}
+
+/* Broadcast form */
+.em-broadcast-form {
+  display: flex;
+  flex-direction: column;
+  gap: 0.75rem;
+}
+
+.em-broadcast-body { min-height: 200px; resize: vertical; }
+
+/* Audit log */
+.em-audit-list {
+  display: flex;
+  flex-direction: column;
+  gap: 0.3rem;
+}
+
+.em-audit-item {
+  align-items: baseline;
+  background: #141414;
+  border-radius: 6px;
+  display: flex;
+  gap: 0.75rem;
+  padding: 0.5rem 0.75rem;
+  flex-wrap: wrap;
+}
+
+.em-audit-action {
+  background: #2a2a2a;
+  border-radius: 10px;
+  color: #c0b8a8;
+  font-size: 0.72rem;
+  font-weight: 600;
+  padding: 0.1rem 0.5rem;
+  white-space: nowrap;
+}
+
+.em-audit-details {
+  color: #9a9088;
+  flex: 1;
+  font-size: 0.8rem;
+  min-width: 0;
+  word-break: break-word;
+}
+
+.em-audit-date {
+  color: #6b6560;
+  font-size: 0.72rem;
+  white-space: nowrap;
+}
+
+.em-status-msg--ok { color: #4ade80; }
+
 /* Delivery status pills (email page) */
 .em-delivery-pill {
   border-radius: 10px;
@@ -10745,6 +10829,12 @@
 .em-delivery-pill--sent      { background: #1a1a1a; color: #6b6560; }
 .em-delivery-pill--bounced   { background: #2e1a1a; color: #f87171; }
 
+.ct-drip-msg {
+  color: #60a5fa;
+  font-size: 0.78rem;
+  margin: 0.25rem 0 0;
+}
+
 /* Flash message */
 .ct-flash {
   background: #1a2a1a;