DB-backed workspace + LangGraph agent

Frontend/prisma/schema.prisma

@@ -26,12 +26,38 @@ enum MessageChannel {
   INTERNAL
 }
 
+enum ContactMessageKind {
+  MESSAGE
+  CALL
+}
+
 enum ChatRole {
   USER
   ASSISTANT
   SYSTEM
 }
 
+enum OmniMessageStatus {
+  PENDING
+  SENT
+  FAILED
+  DELIVERED
+  READ
+}
+
+enum FeedCardDecision {
+  PENDING
+  ACCEPTED
+  REJECTED
+}
+
+enum WorkspaceDocumentType {
+  Regulation
+  Playbook
+  Policy
+  Template
+}
+
 model Team {
   id        String   @id @default(cuid())
   name      String
@@ -41,8 +67,18 @@ model Team {
   members       TeamMember[]
   contacts      Contact[]
   calendarEvents CalendarEvent[]
+  deals         Deal[]
   conversations ChatConversation[]
   chatMessages  ChatMessage[]
+
+  omniThreads   OmniThread[]
+  omniMessages  OmniMessage[]
+  omniIdentities OmniContactIdentity[]
+  telegramBusinessConnections TelegramBusinessConnection[]
+
+  feedCards   FeedCard[]
+  contactPins ContactPin[]
+  documents   WorkspaceDocument[]
 }
 
 model User {
@@ -76,6 +112,9 @@ model Contact {
   teamId    String
   name      String
   company   String?
+  country   String?
+  location  String?
+  avatarUrl String?
   email     String?
   phone     String?
   createdAt DateTime @default(now())
@@ -85,6 +124,13 @@ model Contact {
   note     ContactNote?
   messages ContactMessage[]
   events   CalendarEvent[]
+  deals    Deal[]
+  feedCards FeedCard[]
+  pins     ContactPin[]
+
+  omniThreads   OmniThread[]
+  omniMessages  OmniMessage[]
+  omniIdentities OmniContactIdentity[]
 
   @@index([teamId, updatedAt])
 }
@@ -102,9 +148,12 @@ model ContactNote {
 model ContactMessage {
   id         String           @id @default(cuid())
   contactId  String
+  kind       ContactMessageKind @default(MESSAGE)
   direction  MessageDirection
   channel    MessageChannel
   content    String
+  durationSec Int?
+  transcriptJson Json?
   occurredAt DateTime         @default(now())
   createdAt  DateTime         @default(now())
 
@@ -113,6 +162,84 @@ model ContactMessage {
   @@index([contactId, occurredAt])
 }
 
+model OmniContactIdentity {
+  id         String         @id @default(cuid())
+  teamId     String
+  contactId  String
+  channel    MessageChannel
+  externalId 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: Cascade)
+
+  @@unique([teamId, channel, externalId])
+  @@index([contactId])
+  @@index([teamId, updatedAt])
+}
+
+model OmniThread {
+  id                   String         @id @default(cuid())
+  teamId               String
+  contactId            String
+  channel              MessageChannel
+  externalChatId       String
+  businessConnectionId String?
+  title                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: Cascade)
+  messages OmniMessage[]
+
+  @@unique([teamId, channel, externalChatId, businessConnectionId])
+  @@index([teamId, updatedAt])
+  @@index([contactId, updatedAt])
+}
+
+model OmniMessage {
+  id                String            @id @default(cuid())
+  teamId            String
+  contactId         String
+  threadId          String
+  direction         MessageDirection
+  channel           MessageChannel
+  status            OmniMessageStatus @default(PENDING)
+  text              String
+  providerMessageId String?
+  providerUpdateId  String?
+  rawJson           Json?
+  occurredAt        DateTime          @default(now())
+  createdAt         DateTime          @default(now())
+  updatedAt         DateTime          @updatedAt
+
+  team    Team       @relation(fields: [teamId], references: [id], onDelete: Cascade)
+  contact Contact    @relation(fields: [contactId], references: [id], onDelete: Cascade)
+  thread  OmniThread @relation(fields: [threadId], references: [id], onDelete: Cascade)
+
+  @@unique([threadId, providerMessageId])
+  @@index([teamId, occurredAt])
+  @@index([threadId, occurredAt])
+}
+
+model TelegramBusinessConnection {
+  id                   String   @id @default(cuid())
+  teamId               String
+  businessConnectionId String
+  isEnabled            Boolean?
+  canReply             Boolean?
+  rawJson              Json?
+  createdAt            DateTime @default(now())
+  updatedAt            DateTime @updatedAt
+
+  team Team @relation(fields: [teamId], references: [id], onDelete: Cascade)
+
+  @@unique([teamId, businessConnectionId])
+  @@index([teamId, updatedAt])
+}
+
 model CalendarEvent {
   id        String   @id @default(cuid())
   teamId    String
@@ -133,6 +260,25 @@ model CalendarEvent {
   @@index([teamId, startsAt])
 }
 
+model Deal {
+  id        String   @id @default(cuid())
+  teamId    String
+  contactId String
+  title     String
+  stage     String
+  amount    Int?
+  nextStep  String?
+  summary   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: Cascade)
+
+  @@index([teamId, updatedAt])
+  @@index([contactId, updatedAt])
+}
+
 model ChatConversation {
   id              String   @id @default(cuid())
   teamId          String
@@ -167,3 +313,54 @@ model ChatMessage {
   @@index([teamId, createdAt])
   @@index([conversationId, createdAt])
 }
+
+model FeedCard {
+  id           String           @id @default(cuid())
+  teamId       String
+  contactId    String?
+  happenedAt   DateTime
+  text         String
+  proposalJson Json
+  decision     FeedCardDecision @default(PENDING)
+  decisionNote 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([teamId, happenedAt])
+  @@index([contactId, happenedAt])
+}
+
+model ContactPin {
+  id        String   @id @default(cuid())
+  teamId    String
+  contactId String
+  text      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: Cascade)
+
+  @@index([teamId, updatedAt])
+  @@index([contactId, updatedAt])
+}
+
+model WorkspaceDocument {
+  id        String               @id @default(cuid())
+  teamId    String
+  title     String
+  type      WorkspaceDocumentType
+  owner     String
+  scope     String
+  summary   String
+  body      String
+  createdAt DateTime             @default(now())
+  updatedAt DateTime             @updatedAt
+
+  team Team @relation(fields: [teamId], references: [id], onDelete: Cascade)
+
+  @@index([teamId, updatedAt])
+}