feat: 实现游戏核心功能与前端界面

- 添加游戏核心系统：战斗、任务、日志、随机数生成等
- 实现前端主界面、HUD、底部导航和各类卡片组件
- 添加用户认证系统与游戏存档持久化
- 配置项目基础架构与开发环境
- 补充文档说明与Docker部署支持

apps/api/migrations/0001_init.sql

@@ -0,0 +1,36 @@
+PRAGMA foreign_keys = ON;
+
+CREATE TABLE IF NOT EXISTS users (
+  id TEXT PRIMARY KEY,
+  email TEXT NOT NULL UNIQUE,
+  username TEXT NOT NULL UNIQUE,
+  password_hash TEXT NOT NULL,
+  created_at INTEGER NOT NULL,
+  updated_at INTEGER NOT NULL
+);
+
+CREATE TABLE IF NOT EXISTS sessions (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL,
+  token_hash TEXT NOT NULL UNIQUE,
+  expires_at INTEGER NOT NULL,
+  created_at INTEGER NOT NULL,
+  FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+
+CREATE TABLE IF NOT EXISTS save_slots (
+  id TEXT PRIMARY KEY,
+  user_id TEXT NOT NULL,
+  slot_key TEXT NOT NULL,
+  label TEXT NOT NULL,
+  state_json TEXT NOT NULL,
+  revision INTEGER NOT NULL DEFAULT 1,
+  created_at INTEGER NOT NULL,
+  updated_at INTEGER NOT NULL,
+  UNIQUE(user_id, slot_key),
+  FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+
+CREATE INDEX IF NOT EXISTS idx_sessions_user_id ON sessions(user_id);
+CREATE INDEX IF NOT EXISTS idx_save_slots_user_id ON save_slots(user_id);
+