Add schedule data model and migration

prisma/schema.prisma

@@ -28,6 +28,7 @@ model User {
   profiles          Profile[]
   licenseKeys       LicenseKey[]
   userProclamations UserProclamations[]
+  schedule          Schedule?
 
   @@unique([email])
   @@map("user")
@@ -130,6 +131,7 @@ model Proclamation {
   groupId              Int
   group                ProclamationGroup    @relation(fields: [groupId], references: [id])
   userProclamations    UserProclamations[]
+  blockProclamations   BlockProclamations[]
   // Legacy subscription-level FK. Retained in the database but unmanaged; the
   // FK constraint is dropped and the value is left NULL. Hidden from the client.
   subscriptionLevelId  Int?                 @ignore
@@ -186,7 +188,7 @@ model ProclamationCategoryLegacy {
 // `@@ignore` so Prisma remains aware of the table but it is excluded from the
 // generated client and Prisma's own migrations.
 model ProclamationCategorySubscriptionLevelLegacy {
-  categoryId         Int
+  categoryId          Int
   subscriptionLevelId Int
 
   @@id([categoryId, subscriptionLevelId])
@@ -253,3 +255,48 @@ model AuditLog {
   @@index([page])
   @@map("AuditLog")
 }
+
+// A user's daily listening schedule. Exactly one per user (enforced by the
+// unique userId); contains 0-4 time Blocks. Times are wall-clock minutes from
+// midnight (0-1440), interpreted by the kiosk in the user's configured
+// timezone. The portal never stores a timezone.
+model Schedule {
+  id        String   @id @default(uuid())
+  userId    String   @unique
+  user      User     @relation(fields: [userId], references: [id], onDelete: Cascade)
+  blocks    Block[]
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}
+
+// A single non-overlapping time range within a Schedule, plus the ordered set
+// of selected Proclamations to play during it. Overnight ranges are disallowed
+// in v1, so startMinutes is always less than endMinutes.
+model Block {
+  id            String               @id @default(uuid())
+  scheduleId    String
+  schedule      Schedule             @relation(fields: [scheduleId], references: [id], onDelete: Cascade)
+  startMinutes  Int
+  endMinutes    Int
+  proclamations BlockProclamations[]
+  createdAt     DateTime             @default(now())
+  updatedAt     DateTime             @updatedAt
+
+  @@index([scheduleId])
+}
+
+// Join table: the Proclamations selected for a Block. Carries the Proclamation
+// content for playback via the API; the portal UI only ever reads
+// title/category/group.
+model BlockProclamations {
+  blockId        String
+  block          Block        @relation(fields: [blockId], references: [id], onDelete: Cascade)
+  proclamationId String
+  proclamation   Proclamation @relation(fields: [proclamationId], references: [id])
+  sortOrder      Int          @default(0)
+  createdAt      DateTime     @default(now())
+  updatedAt      DateTime     @updatedAt
+
+  @@id([blockId, proclamationId])
+  @@index([proclamationId])
+}