Fix: estimates geo v2

backend/node_modules/.prisma/client/default.d.ts

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+export * from "./index"

backend/node_modules/.prisma/client/default.js

@@ -0,0 +1 @@
+module.exports = { ...require('.') }

backend/node_modules/.prisma/client/deno/edge.d.ts

@@ -0,0 +1,9 @@
+class PrismaClient {
+  constructor() {
+    throw new Error(
+      '@prisma/client/deno/edge did not initialize yet. Please run "prisma generate" and try to import it again.',
+    )
+  }
+}
+
+export { PrismaClient }

backend/node_modules/.prisma/client/edge.d.ts

@@ -0,0 +1 @@
+export * from "./default"

backend/node_modules/.prisma/client/index-browser.js

@@ -0,0 +1,394 @@
+
+Object.defineProperty(exports, "__esModule", { value: true });
+
+const {
+  Decimal,
+  objectEnumValues,
+  makeStrictEnum,
+  Public,
+  getRuntime,
+  skip
+} = require('@prisma/client/runtime/index-browser.js')
+
+
+const Prisma = {}
+
+exports.Prisma = Prisma
+exports.$Enums = {}
+
+/**
+ * Prisma Client JS version: 5.22.0
+ * Query Engine version: 605197351a3c8bdd595af2d2a9bc3025bca48ea2
+ */
+Prisma.prismaVersion = {
+  client: "5.22.0",
+  engine: "605197351a3c8bdd595af2d2a9bc3025bca48ea2"
+}
+
+Prisma.PrismaClientKnownRequestError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientKnownRequestError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)};
+Prisma.PrismaClientUnknownRequestError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientUnknownRequestError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.PrismaClientRustPanicError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientRustPanicError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.PrismaClientInitializationError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientInitializationError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.PrismaClientValidationError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientValidationError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.NotFoundError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`NotFoundError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.Decimal = Decimal
+
+/**
+ * Re-export of sql-template-tag
+ */
+Prisma.sql = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`sqltag is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.empty = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`empty is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.join = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`join is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.raw = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`raw is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.validator = Public.validator
+
+/**
+* Extensions
+*/
+Prisma.getExtensionContext = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`Extensions.getExtensionContext is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.defineExtension = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`Extensions.defineExtension is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+
+/**
+ * Shorthand utilities for JSON filtering
+ */
+Prisma.DbNull = objectEnumValues.instances.DbNull
+Prisma.JsonNull = objectEnumValues.instances.JsonNull
+Prisma.AnyNull = objectEnumValues.instances.AnyNull
+
+Prisma.NullTypes = {
+  DbNull: objectEnumValues.classes.DbNull,
+  JsonNull: objectEnumValues.classes.JsonNull,
+  AnyNull: objectEnumValues.classes.AnyNull
+}
+
+
+
+/**
+ * Enums
+ */
+
+exports.Prisma.TransactionIsolationLevel = makeStrictEnum({
+  ReadUncommitted: 'ReadUncommitted',
+  ReadCommitted: 'ReadCommitted',
+  RepeatableRead: 'RepeatableRead',
+  Serializable: 'Serializable'
+});
+
+exports.Prisma.PriceBookScalarFieldEnum = {
+  id: 'id',
+  code: 'code',
+  name: 'name',
+  baseDate: 'baseDate',
+  approvedBy: 'approvedBy',
+  effectiveDate: 'effectiveDate',
+  isActive: 'isActive',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.PriceTableScalarFieldEnum = {
+  id: 'id',
+  priceBookId: 'priceBookId',
+  tableNumber: 'tableNumber',
+  name: 'name',
+  unit: 'unit',
+  notes: 'notes',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.PriceItemScalarFieldEnum = {
+  id: 'id',
+  priceBookId: 'priceBookId',
+  priceTableId: 'priceTableId',
+  paragraph: 'paragraph',
+  workType: 'workType',
+  description: 'description',
+  priceField1: 'priceField1',
+  priceOffice1: 'priceOffice1',
+  priceField2: 'priceField2',
+  priceOffice2: 'priceOffice2',
+  priceField3: 'priceField3',
+  priceOffice3: 'priceOffice3',
+  priceSimple: 'priceSimple',
+  attributes: 'attributes',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.CoefficientScalarFieldEnum = {
+  id: 'id',
+  type: 'type',
+  code: 'code',
+  name: 'name',
+  value: 'value',
+  description: 'description',
+  conditions: 'conditions',
+  isActive: 'isActive',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.InflationIndexScalarFieldEnum = {
+  id: 'id',
+  baseDate: 'baseDate',
+  effectiveFrom: 'effectiveFrom',
+  effectiveTo: 'effectiveTo',
+  indexValue: 'indexValue',
+  documentRef: 'documentRef',
+  isActive: 'isActive',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.UserScalarFieldEnum = {
+  id: 'id',
+  email: 'email',
+  passwordHash: 'passwordHash',
+  name: 'name',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.SurveyDirectionScalarFieldEnum = {
+  id: 'id',
+  code: 'code',
+  name: 'name',
+  shortName: 'shortName',
+  isActive: 'isActive'
+};
+
+exports.Prisma.EstimateScalarFieldEnum = {
+  id: 'id',
+  number: 'number',
+  directionId: 'directionId',
+  ownerId: 'ownerId',
+  objectName: 'objectName',
+  customer: 'customer',
+  executor: 'executor',
+  totalFieldWorks: 'totalFieldWorks',
+  totalOfficeWorks: 'totalOfficeWorks',
+  totalLaboratory: 'totalLaboratory',
+  subtotal: 'subtotal',
+  regionalCoef: 'regionalCoef',
+  inflationIndex: 'inflationIndex',
+  inflationDocRef: 'inflationDocRef',
+  companyCoef: 'companyCoef',
+  executorCoef: 'executorCoef',
+  withVat: 'withVat',
+  totalWithoutVat: 'totalWithoutVat',
+  vatRate: 'vatRate',
+  vatAmount: 'vatAmount',
+  totalWithVat: 'totalWithVat',
+  status: 'status',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.EstimateVersionScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  versionNumber: 'versionNumber',
+  snapshot: 'snapshot',
+  createdAt: 'createdAt'
+};
+
+exports.Prisma.EstimateShareScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  ownerId: 'ownerId',
+  sharedWithId: 'sharedWithId',
+  createdAt: 'createdAt'
+};
+
+exports.Prisma.EstimateItemScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  orderNumber: 'orderNumber',
+  sectionType: 'sectionType',
+  priceItemId: 'priceItemId',
+  workName: 'workName',
+  justification: 'justification',
+  basePrice: 'basePrice',
+  quantity: 'quantity',
+  unit: 'unit',
+  coef1: 'coef1',
+  coef1Desc: 'coef1Desc',
+  coef2: 'coef2',
+  coef2Desc: 'coef2Desc',
+  coef3: 'coef3',
+  coef3Desc: 'coef3Desc',
+  totalPrice: 'totalPrice',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.EstimateTotalScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  orderNumber: 'orderNumber',
+  label: 'label',
+  description: 'description',
+  baseValue: 'baseValue',
+  coefficient: 'coefficient',
+  resultValue: 'resultValue',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.SettingScalarFieldEnum = {
+  id: 'id',
+  key: 'key',
+  value: 'value',
+  type: 'type',
+  category: 'category',
+  label: 'label',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.ChatSessionScalarFieldEnum = {
+  id: 'id',
+  userId: 'userId',
+  estimateId: 'estimateId',
+  status: 'status',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.ChatMessageScalarFieldEnum = {
+  id: 'id',
+  sessionId: 'sessionId',
+  role: 'role',
+  content: 'content',
+  metadata: 'metadata',
+  createdAt: 'createdAt'
+};
+
+exports.Prisma.SortOrder = {
+  asc: 'asc',
+  desc: 'desc'
+};
+
+exports.Prisma.NullableJsonNullValueInput = {
+  DbNull: Prisma.DbNull,
+  JsonNull: Prisma.JsonNull
+};
+
+exports.Prisma.JsonNullValueInput = {
+  JsonNull: Prisma.JsonNull
+};
+
+exports.Prisma.QueryMode = {
+  default: 'default',
+  insensitive: 'insensitive'
+};
+
+exports.Prisma.NullsOrder = {
+  first: 'first',
+  last: 'last'
+};
+
+exports.Prisma.JsonNullValueFilter = {
+  DbNull: Prisma.DbNull,
+  JsonNull: Prisma.JsonNull,
+  AnyNull: Prisma.AnyNull
+};
+
+
+exports.Prisma.ModelName = {
+  PriceBook: 'PriceBook',
+  PriceTable: 'PriceTable',
+  PriceItem: 'PriceItem',
+  Coefficient: 'Coefficient',
+  InflationIndex: 'InflationIndex',
+  User: 'User',
+  SurveyDirection: 'SurveyDirection',
+  Estimate: 'Estimate',
+  EstimateVersion: 'EstimateVersion',
+  EstimateShare: 'EstimateShare',
+  EstimateItem: 'EstimateItem',
+  EstimateTotal: 'EstimateTotal',
+  Setting: 'Setting',
+  ChatSession: 'ChatSession',
+  ChatMessage: 'ChatMessage'
+};
+
+/**
+ * This is a stub Prisma Client that will error at runtime if called.
+ */
+class PrismaClient {
+  constructor() {
+    return new Proxy(this, {
+      get(target, prop) {
+        let message
+        const runtime = getRuntime()
+        if (runtime.isEdge) {
+          message = `PrismaClient is not configured to run in ${runtime.prettyName}. In order to run Prisma Client on edge runtime, either:
+- Use Prisma Accelerate: https://pris.ly/d/accelerate
+- Use Driver Adapters: https://pris.ly/d/driver-adapters
+`;
+        } else {
+          message = 'PrismaClient is unable to run in this browser environment, or has been bundled for the browser (running in `' + runtime.prettyName + '`).'
+        }
+        
+        message += `
+If this is unexpected, please open an issue: https://pris.ly/prisma-prisma-bug-report`
+
+        throw new Error(message)
+      }
+    })
+  }
+}
+
+exports.PrismaClient = PrismaClient
+
+Object.assign(exports, Prisma)

backend/node_modules/.prisma/client/package.json

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+{
+  "name": "prisma-client-4b58c981519ea022802510544edb111bbd4ef5e4d3b50b2269f96083d9bf4ae3",
+  "main": "index.js",
+  "types": "index.d.ts",
+  "browser": "index-browser.js",
+  "exports": {
+    "./package.json": "./package.json",
+    ".": {
+      "require": {
+        "node": "./index.js",
+        "edge-light": "./wasm.js",
+        "workerd": "./wasm.js",
+        "worker": "./wasm.js",
+        "browser": "./index-browser.js",
+        "default": "./index.js"
+      },
+      "import": {
+        "node": "./index.js",
+        "edge-light": "./wasm.js",
+        "workerd": "./wasm.js",
+        "worker": "./wasm.js",
+        "browser": "./index-browser.js",
+        "default": "./index.js"
+      },
+      "default": "./index.js"
+    },
+    "./edge": {
+      "types": "./edge.d.ts",
+      "require": "./edge.js",
+      "import": "./edge.js",
+      "default": "./edge.js"
+    },
+    "./react-native": {
+      "types": "./react-native.d.ts",
+      "require": "./react-native.js",
+      "import": "./react-native.js",
+      "default": "./react-native.js"
+    },
+    "./extension": {
+      "types": "./extension.d.ts",
+      "require": "./extension.js",
+      "import": "./extension.js",
+      "default": "./extension.js"
+    },
+    "./index-browser": {
+      "types": "./index.d.ts",
+      "require": "./index-browser.js",
+      "import": "./index-browser.js",
+      "default": "./index-browser.js"
+    },
+    "./index": {
+      "types": "./index.d.ts",
+      "require": "./index.js",
+      "import": "./index.js",
+      "default": "./index.js"
+    },
+    "./wasm": {
+      "types": "./wasm.d.ts",
+      "require": "./wasm.js",
+      "import": "./wasm.js",
+      "default": "./wasm.js"
+    },
+    "./runtime/library": {
+      "types": "./runtime/library.d.ts",
+      "require": "./runtime/library.js",
+      "import": "./runtime/library.js",
+      "default": "./runtime/library.js"
+    },
+    "./runtime/binary": {
+      "types": "./runtime/binary.d.ts",
+      "require": "./runtime/binary.js",
+      "import": "./runtime/binary.js",
+      "default": "./runtime/binary.js"
+    },
+    "./generator-build": {
+      "require": "./generator-build/index.js",
+      "import": "./generator-build/index.js",
+      "default": "./generator-build/index.js"
+    },
+    "./sql": {
+      "require": {
+        "types": "./sql.d.ts",
+        "node": "./sql.js",
+        "default": "./sql.js"
+      },
+      "import": {
+        "types": "./sql.d.ts",
+        "node": "./sql.mjs",
+        "default": "./sql.mjs"
+      },
+      "default": "./sql.js"
+    },
+    "./*": "./*"
+  },
+  "version": "5.22.0",
+  "sideEffects": false
+}

backend/node_modules/.prisma/client/schema.prisma

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+// Prisma schema for Estimate Assistant
+
+generator client {
+  provider = "prisma-client-js"
+}
+
+datasource db {
+  provider = "postgresql"
+  url      = env("DATABASE_URL")
+}
+
+// Справочники базовых цен
+model PriceBook {
+  id            String    @id @default(uuid())
+  code          String    @unique // SBC-GEODESY-2004, SBC-GEOLOGY-1999
+  name          String // Полное название справочника
+  baseDate      DateTime // Дата базовых цен (01.01.2001, 01.01.1991)
+  approvedBy    String? // Кем утвержден
+  effectiveDate DateTime? // Дата введения в действие
+  isActive      Boolean   @default(true)
+  createdAt     DateTime  @default(now())
+  updatedAt     DateTime  @updatedAt
+
+  tables PriceTable[]
+  items  PriceItem[]
+}
+
+// Таблицы справочников
+model PriceTable {
+  id          String   @id @default(uuid())
+  priceBookId String
+  tableNumber Int // Номер таблицы (8, 9, 13, и т.д.)
+  name        String // Название таблицы
+  unit        String // Единица измерения (1 пункт, 1 га, 1 км и т.д.)
+  notes       Json? // Примечания к таблице
+  createdAt   DateTime @default(now())
+  updatedAt   DateTime @updatedAt
+
+  priceBook PriceBook   @relation(fields: [priceBookId], references: [id], onDelete: Cascade)
+  items     PriceItem[]
+
+  @@unique([priceBookId, tableNumber])
+}
+
+// Позиции справочников (расценки)
+model PriceItem {
+  id           String  @id @default(uuid())
+  priceBookId  String
+  priceTableId String
+  paragraph    String // Номер параграфа (8-1, 9-4-1 и т.д.)
+  workType     String // Тип работы / наименование
+  description  String? // Дополнительное описание
+
+  // Цены (полевые/камеральные для разных категорий)
+  priceField1  Decimal? @db.Decimal(12, 2) // Полевые работы, категория 1
+  priceOffice1 Decimal? @db.Decimal(12, 2) // Камеральные работы, категория 1
+  priceField2  Decimal? @db.Decimal(12, 2) // Полевые работы, категория 2
+  priceOffice2 Decimal? @db.Decimal(12, 2) // Камеральные работы, категория 2
+  priceField3  Decimal? @db.Decimal(12, 2) // Полевые работы, категория 3
+  priceOffice3 Decimal? @db.Decimal(12, 2) // Камеральные работы, категория 3
+  priceSimple  Decimal? @db.Decimal(12, 2) // Простая цена (без категорий)
+
+  // Дополнительные параметры
+  attributes Json? // Доп. атрибуты (масштаб, глубина, диаметр и т.д.)
+
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  priceBook     PriceBook      @relation(fields: [priceBookId], references: [id], onDelete: Cascade)
+  priceTable    PriceTable     @relation(fields: [priceTableId], references: [id], onDelete: Cascade)
+  estimateItems EstimateItem[]
+
+  @@index([paragraph])
+  @@index([workType])
+}
+
+// Коэффициенты
+model Coefficient {
+  id          String   @id @default(uuid())
+  type        String // regional, transport_internal, transport_external, seasonal, special
+  code        String // Уникальный код коэффициента
+  name        String // Название
+  value       Decimal  @db.Decimal(6, 4) // Значение коэффициента
+  description String? // Описание
+  conditions  Json? // Условия применения
+  isActive    Boolean  @default(true)
+  createdAt   DateTime @default(now())
+  updatedAt   DateTime @updatedAt
+
+  @@unique([type, code])
+}
+
+// Индексы инфляции (перевод в текущие цены)
+model InflationIndex {
+  id            String    @id @default(uuid())
+  baseDate      DateTime // Базовая дата цен
+  effectiveFrom DateTime // Дата начала действия индекса
+  effectiveTo   DateTime? // Дата окончания (null = текущий)
+  indexValue    Decimal   @db.Decimal(10, 4) // Значение индекса
+  documentRef   String? // Ссылка на документ (Письмо Минстроя и т.д.)
+  isActive      Boolean   @default(true)
+  createdAt     DateTime  @default(now())
+  updatedAt     DateTime  @updatedAt
+}
+
+// Пользователи
+model User {
+  id           String   @id @default(uuid())
+  email        String   @unique
+  passwordHash String
+  name         String?
+  createdAt    DateTime @default(now())
+  updatedAt    DateTime @updatedAt
+
+  estimates      Estimate[]
+  chatSessions   ChatSession[]
+  ownedShares    EstimateShare[] @relation("ShareOwner")
+  receivedShares EstimateShare[] @relation("ShareReceiver")
+}
+
+// Направления изысканий
+model SurveyDirection {
+  id        String  @id @default(uuid())
+  code      String  @unique // geodesy, geology, ecology, hydrology
+  name      String // Инженерно-геодезические изыскания
+  shortName String // Геодезия
+  isActive  Boolean @default(true)
+
+  estimates Estimate[]
+}
+
+// Сметы
+model Estimate {
+  id          String @id @default(uuid())
+  number      String // Номер сметы
+  directionId String
+  ownerId     String // Владелец сметы
+  objectName  String // Название объекта
+  customer    String // Заказчик
+  executor    String // Исполнитель
+
+  // Итоговые значения
+  totalFieldWorks  Decimal? @db.Decimal(14, 2) // Итого полевые работы
+  totalOfficeWorks Decimal? @db.Decimal(14, 2) // Итого камеральные работы
+  totalLaboratory  Decimal? @db.Decimal(14, 2) // Итого лабораторные
+  subtotal         Decimal? @db.Decimal(14, 2) // Итого по изысканиям
+
+  // Коэффициенты и пересчет
+  regionalCoef    Decimal? @db.Decimal(6, 4) // Районный коэффициент
+  inflationIndex  Decimal? @db.Decimal(10, 4) // Индекс перевода в текущие цены
+  inflationDocRef String? // Ссылка на документ с индексом
+  companyCoef     Decimal? @db.Decimal(6, 4) // Коэффициент компании (Газпром и т.д.)
+  executorCoef    Decimal? @db.Decimal(6, 4) // Коэффициент исполнителя
+
+  // Итоги
+  totalWithoutVat Decimal? @db.Decimal(14, 2) // Итого без НДС
+  vatRate         Decimal? @db.Decimal(4, 2) // Ставка НДС (18, 20, 7)
+  vatAmount       Decimal? @db.Decimal(14, 2) // Сумма НДС
+  totalWithVat    Decimal? @db.Decimal(14, 2) // Всего с НДС
+
+  status    String   @default("draft") // draft, completed, approved
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  owner     User            @relation(fields: [ownerId], references: [id], onDelete: Cascade)
+  direction SurveyDirection @relation(fields: [directionId], references: [id])
+  items     EstimateItem[]
+  totals    EstimateTotal[]
+  shares    EstimateShare[]
+}
+
+// Шаринг сметы с другим пользователем
+model EstimateShare {
+  id           String   @id @default(uuid())
+  estimateId   String
+  ownerId      String // Кто поделился
+  sharedWithId String // С кем поделились
+  createdAt    DateTime @default(now())
+
+  estimate   Estimate @relation(fields: [estimateId], references: [id], onDelete: Cascade)
+  sharedWith User     @relation("ShareReceiver", fields: [sharedWithId], references: [id], onDelete: Cascade)
+  owner      User     @relation("ShareOwner", fields: [ownerId], references: [id], onDelete: Cascade)
+
+  @@unique([estimateId, sharedWithId])
+  @@index([sharedWithId])
+}
+
+// Позиции сметы
+model EstimateItem {
+  id          String  @id @default(uuid())
+  estimateId  String
+  orderNumber Int // Порядковый номер
+  sectionType String // field, office, laboratory, transport, other
+  priceItemId String? // Ссылка на позицию справочника
+
+  workName      String // Наименование работы
+  justification String? // Обоснование (ссылка на СБЦ)
+  basePrice     Decimal @db.Decimal(12, 2) // Базовая цена
+  quantity      Decimal @db.Decimal(12, 4) // Объем
+  unit          String? // Единица измерения
+
+  // Коэффициенты
+  coef1     Decimal? @db.Decimal(6, 4) // Коэффициент 1
+  coef1Desc String? // Описание коэффициента 1
+  coef2     Decimal? @db.Decimal(6, 4) // Коэффициент 2
+  coef2Desc String? // Описание коэффициента 2
+  coef3     Decimal? @db.Decimal(6, 4) // Коэффициент 3
+  coef3Desc String? // Описание коэффициента 3
+
+  totalPrice Decimal @db.Decimal(14, 2) // Итоговая стоимость
+
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  estimate  Estimate   @relation(fields: [estimateId], references: [id], onDelete: Cascade)
+  priceItem PriceItem? @relation(fields: [priceItemId], references: [id])
+
+  @@index([estimateId, orderNumber])
+}
+
+// Итоговая часть сметы (нижняя часть)
+model EstimateTotal {
+  id          String   @id @default(uuid())
+  estimateId  String
+  orderNumber Int // Порядок строки
+  label       String // Название строки (Перевод в текущие цены, НДС и т.д.)
+  description String? // Дополнительное описание
+  baseValue   Decimal? @db.Decimal(14, 2) // Базовое значение
+  coefficient Decimal? @db.Decimal(10, 4) // Коэффициент/процент
+  resultValue Decimal  @db.Decimal(14, 2) // Результат
+
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+
+  estimate Estimate @relation(fields: [estimateId], references: [id], onDelete: Cascade)
+
+  @@index([estimateId, orderNumber])
+}
+
+// Настройки приложения
+model Setting {
+  id        String   @id @default(uuid())
+  key       String   @unique
+  value     String
+  type      String   @default("string") // string, number, boolean, json
+  category  String // general, company, ai, display
+  label     String? // Человекочитаемое название
+  createdAt DateTime @default(now())
+  updatedAt DateTime @updatedAt
+}
+
+// Сессии чата (у каждого пользователя свои контексты ИИ)
+model ChatSession {
+  id         String   @id @default(uuid())
+  userId     String // Владелец сессии
+  estimateId String? // Связанная смета (опционально)
+  status     String   @default("active") // active, completed
+  createdAt  DateTime @default(now())
+  updatedAt  DateTime @updatedAt
+
+  user     User          @relation(fields: [userId], references: [id], onDelete: Cascade)
+  messages ChatMessage[]
+
+  @@index([userId])
+  @@index([userId, estimateId])
+}
+
+// Сообщения чата
+model ChatMessage {
+  id        String   @id @default(uuid())
+  sessionId String
+  role      String // user, assistant, system
+  content   String
+  metadata  Json? // Доп. данные (извлеченные сущности и т.д.)
+  createdAt DateTime @default(now())
+
+  session ChatSession @relation(fields: [sessionId], references: [id], onDelete: Cascade)
+
+  @@index([sessionId, createdAt])
+}

backend/node_modules/.prisma/client/wasm.d.ts

@@ -0,0 +1 @@
+export * from "./index"

backend/node_modules/.prisma/client/wasm.js

@@ -0,0 +1,394 @@
+
+Object.defineProperty(exports, "__esModule", { value: true });
+
+const {
+  Decimal,
+  objectEnumValues,
+  makeStrictEnum,
+  Public,
+  getRuntime,
+  skip
+} = require('@prisma/client/runtime/index-browser.js')
+
+
+const Prisma = {}
+
+exports.Prisma = Prisma
+exports.$Enums = {}
+
+/**
+ * Prisma Client JS version: 5.22.0
+ * Query Engine version: 605197351a3c8bdd595af2d2a9bc3025bca48ea2
+ */
+Prisma.prismaVersion = {
+  client: "5.22.0",
+  engine: "605197351a3c8bdd595af2d2a9bc3025bca48ea2"
+}
+
+Prisma.PrismaClientKnownRequestError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientKnownRequestError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)};
+Prisma.PrismaClientUnknownRequestError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientUnknownRequestError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.PrismaClientRustPanicError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientRustPanicError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.PrismaClientInitializationError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientInitializationError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.PrismaClientValidationError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`PrismaClientValidationError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.NotFoundError = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`NotFoundError is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.Decimal = Decimal
+
+/**
+ * Re-export of sql-template-tag
+ */
+Prisma.sql = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`sqltag is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.empty = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`empty is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.join = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`join is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.raw = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`raw is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.validator = Public.validator
+
+/**
+* Extensions
+*/
+Prisma.getExtensionContext = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`Extensions.getExtensionContext is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+Prisma.defineExtension = () => {
+  const runtimeName = getRuntime().prettyName;
+  throw new Error(`Extensions.defineExtension is unable to run in this browser environment, or has been bundled for the browser (running in ${runtimeName}).
+In case this error is unexpected for you, please report it in https://pris.ly/prisma-prisma-bug-report`,
+)}
+
+/**
+ * Shorthand utilities for JSON filtering
+ */
+Prisma.DbNull = objectEnumValues.instances.DbNull
+Prisma.JsonNull = objectEnumValues.instances.JsonNull
+Prisma.AnyNull = objectEnumValues.instances.AnyNull
+
+Prisma.NullTypes = {
+  DbNull: objectEnumValues.classes.DbNull,
+  JsonNull: objectEnumValues.classes.JsonNull,
+  AnyNull: objectEnumValues.classes.AnyNull
+}
+
+
+
+/**
+ * Enums
+ */
+
+exports.Prisma.TransactionIsolationLevel = makeStrictEnum({
+  ReadUncommitted: 'ReadUncommitted',
+  ReadCommitted: 'ReadCommitted',
+  RepeatableRead: 'RepeatableRead',
+  Serializable: 'Serializable'
+});
+
+exports.Prisma.PriceBookScalarFieldEnum = {
+  id: 'id',
+  code: 'code',
+  name: 'name',
+  baseDate: 'baseDate',
+  approvedBy: 'approvedBy',
+  effectiveDate: 'effectiveDate',
+  isActive: 'isActive',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.PriceTableScalarFieldEnum = {
+  id: 'id',
+  priceBookId: 'priceBookId',
+  tableNumber: 'tableNumber',
+  name: 'name',
+  unit: 'unit',
+  notes: 'notes',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.PriceItemScalarFieldEnum = {
+  id: 'id',
+  priceBookId: 'priceBookId',
+  priceTableId: 'priceTableId',
+  paragraph: 'paragraph',
+  workType: 'workType',
+  description: 'description',
+  priceField1: 'priceField1',
+  priceOffice1: 'priceOffice1',
+  priceField2: 'priceField2',
+  priceOffice2: 'priceOffice2',
+  priceField3: 'priceField3',
+  priceOffice3: 'priceOffice3',
+  priceSimple: 'priceSimple',
+  attributes: 'attributes',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.CoefficientScalarFieldEnum = {
+  id: 'id',
+  type: 'type',
+  code: 'code',
+  name: 'name',
+  value: 'value',
+  description: 'description',
+  conditions: 'conditions',
+  isActive: 'isActive',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.InflationIndexScalarFieldEnum = {
+  id: 'id',
+  baseDate: 'baseDate',
+  effectiveFrom: 'effectiveFrom',
+  effectiveTo: 'effectiveTo',
+  indexValue: 'indexValue',
+  documentRef: 'documentRef',
+  isActive: 'isActive',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.UserScalarFieldEnum = {
+  id: 'id',
+  email: 'email',
+  passwordHash: 'passwordHash',
+  name: 'name',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.SurveyDirectionScalarFieldEnum = {
+  id: 'id',
+  code: 'code',
+  name: 'name',
+  shortName: 'shortName',
+  isActive: 'isActive'
+};
+
+exports.Prisma.EstimateScalarFieldEnum = {
+  id: 'id',
+  number: 'number',
+  directionId: 'directionId',
+  ownerId: 'ownerId',
+  objectName: 'objectName',
+  customer: 'customer',
+  executor: 'executor',
+  totalFieldWorks: 'totalFieldWorks',
+  totalOfficeWorks: 'totalOfficeWorks',
+  totalLaboratory: 'totalLaboratory',
+  subtotal: 'subtotal',
+  regionalCoef: 'regionalCoef',
+  inflationIndex: 'inflationIndex',
+  inflationDocRef: 'inflationDocRef',
+  companyCoef: 'companyCoef',
+  executorCoef: 'executorCoef',
+  withVat: 'withVat',
+  totalWithoutVat: 'totalWithoutVat',
+  vatRate: 'vatRate',
+  vatAmount: 'vatAmount',
+  totalWithVat: 'totalWithVat',
+  status: 'status',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.EstimateVersionScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  versionNumber: 'versionNumber',
+  snapshot: 'snapshot',
+  createdAt: 'createdAt'
+};
+
+exports.Prisma.EstimateShareScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  ownerId: 'ownerId',
+  sharedWithId: 'sharedWithId',
+  createdAt: 'createdAt'
+};
+
+exports.Prisma.EstimateItemScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  orderNumber: 'orderNumber',
+  sectionType: 'sectionType',
+  priceItemId: 'priceItemId',
+  workName: 'workName',
+  justification: 'justification',
+  basePrice: 'basePrice',
+  quantity: 'quantity',
+  unit: 'unit',
+  coef1: 'coef1',
+  coef1Desc: 'coef1Desc',
+  coef2: 'coef2',
+  coef2Desc: 'coef2Desc',
+  coef3: 'coef3',
+  coef3Desc: 'coef3Desc',
+  totalPrice: 'totalPrice',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.EstimateTotalScalarFieldEnum = {
+  id: 'id',
+  estimateId: 'estimateId',
+  orderNumber: 'orderNumber',
+  label: 'label',
+  description: 'description',
+  baseValue: 'baseValue',
+  coefficient: 'coefficient',
+  resultValue: 'resultValue',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.SettingScalarFieldEnum = {
+  id: 'id',
+  key: 'key',
+  value: 'value',
+  type: 'type',
+  category: 'category',
+  label: 'label',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.ChatSessionScalarFieldEnum = {
+  id: 'id',
+  userId: 'userId',
+  estimateId: 'estimateId',
+  status: 'status',
+  createdAt: 'createdAt',
+  updatedAt: 'updatedAt'
+};
+
+exports.Prisma.ChatMessageScalarFieldEnum = {
+  id: 'id',
+  sessionId: 'sessionId',
+  role: 'role',
+  content: 'content',
+  metadata: 'metadata',
+  createdAt: 'createdAt'
+};
+
+exports.Prisma.SortOrder = {
+  asc: 'asc',
+  desc: 'desc'
+};
+
+exports.Prisma.NullableJsonNullValueInput = {
+  DbNull: Prisma.DbNull,
+  JsonNull: Prisma.JsonNull
+};
+
+exports.Prisma.JsonNullValueInput = {
+  JsonNull: Prisma.JsonNull
+};
+
+exports.Prisma.QueryMode = {
+  default: 'default',
+  insensitive: 'insensitive'
+};
+
+exports.Prisma.NullsOrder = {
+  first: 'first',
+  last: 'last'
+};
+
+exports.Prisma.JsonNullValueFilter = {
+  DbNull: Prisma.DbNull,
+  JsonNull: Prisma.JsonNull,
+  AnyNull: Prisma.AnyNull
+};
+
+
+exports.Prisma.ModelName = {
+  PriceBook: 'PriceBook',
+  PriceTable: 'PriceTable',
+  PriceItem: 'PriceItem',
+  Coefficient: 'Coefficient',
+  InflationIndex: 'InflationIndex',
+  User: 'User',
+  SurveyDirection: 'SurveyDirection',
+  Estimate: 'Estimate',
+  EstimateVersion: 'EstimateVersion',
+  EstimateShare: 'EstimateShare',
+  EstimateItem: 'EstimateItem',
+  EstimateTotal: 'EstimateTotal',
+  Setting: 'Setting',
+  ChatSession: 'ChatSession',
+  ChatMessage: 'ChatMessage'
+};
+
+/**
+ * This is a stub Prisma Client that will error at runtime if called.
+ */
+class PrismaClient {
+  constructor() {
+    return new Proxy(this, {
+      get(target, prop) {
+        let message
+        const runtime = getRuntime()
+        if (runtime.isEdge) {
+          message = `PrismaClient is not configured to run in ${runtime.prettyName}. In order to run Prisma Client on edge runtime, either:
+- Use Prisma Accelerate: https://pris.ly/d/accelerate
+- Use Driver Adapters: https://pris.ly/d/driver-adapters
+`;
+        } else {
+          message = 'PrismaClient is unable to run in this browser environment, or has been bundled for the browser (running in `' + runtime.prettyName + '`).'
+        }
+        
+        message += `
+If this is unexpected, please open an issue: https://pris.ly/prisma-prisma-bug-report`
+
+        throw new Error(message)
+      }
+    })
+  }
+}
+
+exports.PrismaClient = PrismaClient
+
+Object.assign(exports, Prisma)