feat: add shared TypeScript types for Game, Documentary, Chapter

Create @afterlife/shared package with type definitions for the core
domain models (Game, Documentary, Chapter) and Strapi API interfaces
(StrapiMedia, StrapiResponse, StrapiListResponse).

Co-Authored-By: Claude Opus 4.6 <noreply@anthropic.com>

packages/shared/src/index.ts

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+export * from "./types";

packages/shared/src/types/api.ts

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+export interface StrapiMedia {
+  id: number;
+  url: string;
+  alternativeText: string | null;
+  width: number | null;
+  height: number | null;
+  mime: string;
+  name: string;
+}
+
+export interface StrapiResponse<T> {
+  data: T;
+  meta: {
+    pagination?: {
+      page: number;
+      pageSize: number;
+      pageCount: number;
+      total: number;
+    };
+  };
+}
+
+export interface StrapiListResponse<T> {
+  data: T[];
+  meta: {
+    pagination: {
+      page: number;
+      pageSize: number;
+      pageCount: number;
+      total: number;
+    };
+  };
+}

packages/shared/src/types/chapter.ts

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+import type { StrapiMedia } from "./api";
+
+export interface Chapter {
+  id: number;
+  title: string;
+  content: string;
+  audioFile: StrapiMedia | null;
+  audioDuration: number | null;
+  order: number;
+  coverImage: StrapiMedia | null;
+  locale: string;
+}

packages/shared/src/types/documentary.ts

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+import type { Chapter } from "./chapter";
+
+export interface Documentary {
+  id: number;
+  title: string;
+  description: string;
+  chapters: Chapter[];
+  publishedAt: string | null;
+  createdAt: string;
+  updatedAt: string;
+  locale: string;
+}

packages/shared/src/types/game.ts

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+import type { Documentary } from "./documentary";
+import type { StrapiMedia } from "./api";
+
+export type Genre = "MMORPG" | "FPS" | "Casual" | "Strategy" | "Sports" | "Other";
+export type ServerStatus = "online" | "maintenance" | "coming_soon";
+
+export interface Game {
+  id: number;
+  title: string;
+  slug: string;
+  description: string;
+  genre: Genre;
+  releaseYear: number;
+  shutdownYear: number;
+  developer: string;
+  publisher: string;
+  screenshots: StrapiMedia[];
+  coverImage: StrapiMedia;
+  serverStatus: ServerStatus;
+  serverLink: string | null;
+  documentary: Documentary | null;
+  createdAt: string;
+  updatedAt: string;
+  locale: string;
+}

packages/shared/src/types/index.ts

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+export * from "./game";
+export * from "./documentary";
+export * from "./chapter";
+export * from "./api";