feat(content): add announcements and public news flows

packages/db/prisma/migrations/20260212213000_announcements_news/migration.sql

@@ -0,0 +1,23 @@
+-- CreateTable
+CREATE TABLE "Announcement" (
+    "id" TEXT NOT NULL,
+    "title" TEXT NOT NULL,
+    "message" TEXT NOT NULL,
+    "placement" TEXT NOT NULL,
+    "priority" INTEGER NOT NULL DEFAULT 100,
+    "ctaLabel" TEXT,
+    "ctaHref" TEXT,
+    "startsAt" TIMESTAMP(3),
+    "endsAt" TIMESTAMP(3),
+    "isVisible" BOOLEAN NOT NULL DEFAULT true,
+    "createdAt" TIMESTAMP(3) NOT NULL DEFAULT CURRENT_TIMESTAMP,
+    "updatedAt" TIMESTAMP(3) NOT NULL,
+
+    CONSTRAINT "Announcement_pkey" PRIMARY KEY ("id")
+);
+
+-- CreateIndex
+CREATE INDEX "Announcement_placement_isVisible_idx" ON "Announcement"("placement", "isVisible");
+
+-- CreateIndex
+CREATE INDEX "Announcement_priority_idx" ON "Announcement"("priority");

packages/db/prisma/schema.prisma

@@ -339,3 +339,21 @@ model Commission {
   @@index([customerId])
   @@index([assignedUserId])
 }
+
+model Announcement {
+  id        String   @id @default(uuid())
+  title     String
+  message   String
+  placement String
+  priority  Int      @default(100)
+  ctaLabel  String?
+  ctaHref   String?
+  startsAt  DateTime?
+  endsAt    DateTime?
+  isVisible Boolean  @default(true)
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  @@index([placement, isVisible])
+  @@index([priority])
+}

packages/db/prisma/seed.ts

@@ -206,6 +206,23 @@ async function main() {
       dueAt: new Date(Date.now() + 14 * 24 * 60 * 60 * 1000),
     },
   })
+
+  await db.announcement.upsert({
+    where: {
+      id: "22222222-2222-2222-2222-222222222222",
+    },
+    update: {},
+    create: {
+      id: "22222222-2222-2222-2222-222222222222",
+      title: "Commission Slots",
+      message: "New commission slots are open for next month.",
+      placement: "global_top",
+      priority: 10,
+      ctaLabel: "Request now",
+      ctaHref: "/commissions",
+      isVisible: true,
+    },
+  })
 }
 
 main()