chore: bootstrap monorepo workspace and shared schemas

packages/shared/package.json

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+{
+  "name": "@family-wishlist/shared",
+  "version": "0.1.0",
+  "private": true,
+  "type": "module",
+  "main": "./src/index.ts",
+  "types": "./src/index.ts",
+  "exports": {
+    ".": "./src/index.ts"
+  },
+  "scripts": {
+    "typecheck": "tsc --noEmit",
+    "build": "echo 'shared is source-only'",
+    "lint": "echo 'skip'",
+    "dev": "echo 'shared is source-only'"
+  },
+  "dependencies": {
+    "zod": "^3.23.8"
+  },
+  "devDependencies": {
+    "typescript": "^5.6.2"
+  }
+}

packages/shared/src/auth.schema.ts

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+import { z } from 'zod';
+
+export const loginSchema = z.object({
+  username: z.string().trim().min(3).max(64),
+  password: z.string().min(8).max(200),
+});
+
+export type LoginInput = z.infer<typeof loginSchema>;
+
+export const authUserSchema = z.object({
+  id: z.string(),
+  username: z.string(),
+  slug: z.string(),
+  displayName: z.string(),
+});
+
+export type AuthUser = z.infer<typeof authUserSchema>;

packages/shared/src/index.ts

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+export * from './auth.schema.js';
+export * from './profile.schema.js';
+export * from './wish.schema.js';
+export * from './public.schema.js';
+export * from './types.js';

packages/shared/src/profile.schema.ts

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+import { z } from 'zod';
+
+export const slugRegex = /^[a-z0-9](?:[a-z0-9-]{1,30}[a-z0-9])?$/;
+
+export const profileSchema = z.object({
+  id: z.string(),
+  username: z.string(),
+  slug: z.string(),
+  displayName: z.string(),
+  bio: z.string().nullable(),
+  avatarUrl: z.string().nullable(),
+  createdAt: z.string(),
+  updatedAt: z.string(),
+});
+
+export type Profile = z.infer<typeof profileSchema>;
+
+export const updateProfileSchema = z.object({
+  slug: z
+    .string()
+    .trim()
+    .toLowerCase()
+    .regex(slugRegex, 'Slug must be 3-32 chars, lowercase letters, digits, hyphens')
+    .optional(),
+  displayName: z.string().trim().min(1).max(64).optional(),
+  bio: z.string().trim().max(500).nullable().optional(),
+  avatarUrl: z.string().url().nullable().optional(),
+});
+
+export type UpdateProfileInput = z.infer<typeof updateProfileSchema>;

packages/shared/src/public.schema.ts

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+import { z } from 'zod';
+
+export const publicProfileSchema = z.object({
+  slug: z.string(),
+  displayName: z.string(),
+  bio: z.string().nullable(),
+  avatarUrl: z.string().nullable(),
+});
+
+export type PublicProfile = z.infer<typeof publicProfileSchema>;
+
+export const markSeenSchema = z.object({
+  wishIds: z.array(z.string().cuid2().or(z.string())).min(1).max(500),
+});
+
+export type MarkSeenInput = z.infer<typeof markSeenSchema>;

packages/shared/src/types.ts

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+export interface ApiError {
+  error: string;
+  message: string;
+  details?: unknown;
+}
+
+export interface VersionInfo {
+  backend: string;
+}

packages/shared/src/wish.schema.ts

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+import { z } from 'zod';
+
+export const wishStatus = z.enum(['ACTIVE', 'ARCHIVED', 'COMPLETED', 'DELETED']);
+export type WishStatus = z.infer<typeof wishStatus>;
+
+export const imageSource = z.enum(['DEFAULT', 'OG', 'UPLOADED']);
+export type ImageSource = z.infer<typeof imageSource>;
+
+export const wishSchema = z.object({
+  id: z.string(),
+  title: z.string(),
+  price: z.string().nullable(),
+  currency: z.string(),
+  url: z.string().nullable(),
+  comment: z.string().nullable(),
+  imageUrl: z.string().nullable(),
+  imageSource: imageSource,
+  status: wishStatus,
+  createdAt: z.string(),
+  updatedAt: z.string(),
+  archivedAt: z.string().nullable(),
+  completedAt: z.string().nullable(),
+  deletedAt: z.string().nullable(),
+  sourceWishId: z.string().nullable(),
+  isNewForGuest: z.boolean().optional(),
+});
+
+export type Wish = z.infer<typeof wishSchema>;
+
+export const createWishSchema = z.object({
+  title: z.string().trim().min(1).max(200),
+  price: z
+    .union([
+      z.string().trim().regex(/^\d+(\.\d{1,2})?$/, 'Price must be a number with up to 2 decimals'),
+      z.literal(''),
+      z.null(),
+    ])
+    .optional()
+    .transform((v) => (v === '' || v == null ? null : v)),
+  currency: z.string().trim().length(3).toUpperCase().default('RUB'),
+  url: z
+    .union([z.string().trim().url(), z.literal(''), z.null()])
+    .optional()
+    .transform((v) => (v === '' || v == null ? null : v)),
+  comment: z
+    .union([z.string().trim().max(2000), z.literal(''), z.null()])
+    .optional()
+    .transform((v) => (v === '' || v == null ? null : v)),
+});
+
+export type CreateWishInput = z.infer<typeof createWishSchema>;
+
+export const updateWishSchema = createWishSchema.partial();
+export type UpdateWishInput = z.infer<typeof updateWishSchema>;
+
+export const wishStatusQuery = z
+  .enum(['active', 'archived', 'completed', 'deleted'])
+  .default('active');
+
+export const NEW_BADGE_DAYS = 5;
+export const TRASH_RETENTION_DAYS = 30;

packages/shared/tsconfig.json

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+{
+  "extends": "../../tsconfig.base.json",
+  "compilerOptions": {
+    "rootDir": "./src",
+    "outDir": "./dist",
+    "noEmit": true
+  },
+  "include": ["src/**/*"]
+}