Team/user CRMFS export + scoped chat

Frontend/prisma/schema.prisma

@@ -0,0 +1,169 @@
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "sqlite"
+  url      = env("DATABASE_URL")
+}
+
+enum TeamRole {
+  OWNER
+  MEMBER
+}
+
+enum MessageDirection {
+  IN
+  OUT
+}
+
+enum MessageChannel {
+  TELEGRAM
+  WHATSAPP
+  INSTAGRAM
+  PHONE
+  EMAIL
+  INTERNAL
+}
+
+enum ChatRole {
+  USER
+  ASSISTANT
+  SYSTEM
+}
+
+model Team {
+  id        String   @id @default(cuid())
+  name      String
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  members       TeamMember[]
+  contacts      Contact[]
+  calendarEvents CalendarEvent[]
+  conversations ChatConversation[]
+  chatMessages  ChatMessage[]
+}
+
+model User {
+  id        String   @id @default(cuid())
+  email     String   @unique
+  name      String
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  memberships   TeamMember[]
+  conversations ChatConversation[] @relation("ConversationCreator")
+  chatMessages  ChatMessage[]      @relation("ChatAuthor")
+}
+
+model TeamMember {
+  id        String   @id @default(cuid())
+  teamId    String
+  userId    String
+  role      TeamRole @default(MEMBER)
+  createdAt DateTime @default(now())
+
+  team Team @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  user User @relation(fields: [userId], references: [id], onDelete: Cascade)
+
+  @@unique([teamId, userId])
+  @@index([userId])
+}
+
+model Contact {
+  id        String   @id @default(cuid())
+  teamId    String
+  name      String
+  company   String?
+  email     String?
+  phone     String?
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  team     Team         @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  note     ContactNote?
+  messages ContactMessage[]
+  events   CalendarEvent[]
+
+  @@index([teamId, updatedAt])
+}
+
+model ContactNote {
+  id        String   @id @default(cuid())
+  contactId String   @unique
+  content   String
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  contact Contact @relation(fields: [contactId], references: [id], onDelete: Cascade)
+}
+
+model ContactMessage {
+  id         String           @id @default(cuid())
+  contactId  String
+  direction  MessageDirection
+  channel    MessageChannel
+  content    String
+  occurredAt DateTime         @default(now())
+  createdAt  DateTime         @default(now())
+
+  contact Contact @relation(fields: [contactId], references: [id], onDelete: Cascade)
+
+  @@index([contactId, occurredAt])
+}
+
+model CalendarEvent {
+  id        String   @id @default(cuid())
+  teamId    String
+  contactId String?
+  title     String
+  startsAt  DateTime
+  endsAt    DateTime?
+  note      String?
+  status    String?
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  team    Team     @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  contact Contact? @relation(fields: [contactId], references: [id], onDelete: SetNull)
+
+  @@index([startsAt])
+  @@index([contactId, startsAt])
+  @@index([teamId, startsAt])
+}
+
+model ChatConversation {
+  id              String   @id @default(cuid())
+  teamId          String
+  createdByUserId String
+  title           String?
+  createdAt       DateTime @default(now())
+  updatedAt       DateTime @updatedAt
+
+  team          Team         @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  createdByUser User         @relation("ConversationCreator", fields: [createdByUserId], references: [id], onDelete: Cascade)
+  messages      ChatMessage[]
+
+  @@index([teamId, updatedAt])
+  @@index([createdByUserId])
+}
+
+model ChatMessage {
+  id        String   @id @default(cuid())
+  teamId    String
+  conversationId String
+  authorUserId String?
+  role      ChatRole
+  text      String
+  planJson  Json?
+  createdAt DateTime @default(now())
+
+  team         Team             @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  conversation ChatConversation @relation(fields: [conversationId], references: [id], onDelete: Cascade)
+  authorUser   User?            @relation("ChatAuthor", fields: [authorUserId], references: [id], onDelete: SetNull)
+
+  @@index([createdAt])
+  @@index([teamId, createdAt])
+  @@index([conversationId, createdAt])
+}