feat: 完成易经64卦数据补全和本地化改造

- 完全按照logic/yijing.txt补全所有64卦的完整数据结构
- 包含每卦的卦辞、象传、六爻详解和人生指导
- 重建八字、易经、紫微斗数三个核心分析器
- 实现完整的本地SQLite数据库替代Supabase
- 添加本地Express.js后端服务器
- 更新前端API调用为本地接口
- 实现JWT本地认证系统
- 完善历史记录和用户管理功能

server/database/schema.sql

@@ -0,0 +1,96 @@
+-- 三算命本地化数据库Schema
+-- SQLite数据库结构定义
+
+-- 用户表
+CREATE TABLE IF NOT EXISTS users (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    email TEXT UNIQUE NOT NULL,
+    password_hash TEXT NOT NULL,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP
+);
+
+-- 用户档案表
+CREATE TABLE IF NOT EXISTS user_profiles (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    user_id INTEGER NOT NULL,
+    username TEXT,
+    full_name TEXT,
+    birth_date TEXT,
+    birth_time TEXT,
+    birth_location TEXT,
+    gender TEXT CHECK (gender IN ('male', 'female')),
+    avatar_url TEXT,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+
+-- 命理分析记录表 (兼容现有numerology_readings表结构)
+CREATE TABLE IF NOT EXISTS numerology_readings (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    user_id INTEGER NOT NULL,
+    reading_type TEXT NOT NULL CHECK (reading_type IN ('bazi', 'ziwei', 'yijing', 'wuxing')),
+    name TEXT,
+    birth_date TEXT,
+    birth_time TEXT,
+    birth_place TEXT,
+    gender TEXT,
+    input_data TEXT, -- JSON格式存储输入数据
+    results TEXT,    -- JSON格式存储分析结果(向后兼容)
+    analysis TEXT,   -- JSON格式存储新格式分析结果
+    status TEXT DEFAULT 'completed' CHECK (status IN ('pending', 'processing', 'completed', 'failed')),
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    updated_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+
+-- 会话表 (用于JWT token管理)
+CREATE TABLE IF NOT EXISTS user_sessions (
+    id INTEGER PRIMARY KEY AUTOINCREMENT,
+    user_id INTEGER NOT NULL,
+    token_hash TEXT NOT NULL,
+    expires_at DATETIME NOT NULL,
+    created_at DATETIME DEFAULT CURRENT_TIMESTAMP,
+    FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
+);
+
+-- 创建索引以提高查询性能
+CREATE INDEX IF NOT EXISTS idx_users_email ON users(email);
+CREATE INDEX IF NOT EXISTS idx_user_profiles_user_id ON user_profiles(user_id);
+CREATE INDEX IF NOT EXISTS idx_readings_user_id ON numerology_readings(user_id);
+CREATE INDEX IF NOT EXISTS idx_readings_type ON numerology_readings(reading_type);
+CREATE INDEX IF NOT EXISTS idx_readings_created_at ON numerology_readings(created_at DESC);
+CREATE INDEX IF NOT EXISTS idx_sessions_user_id ON user_sessions(user_id);
+CREATE INDEX IF NOT EXISTS idx_sessions_token ON user_sessions(token_hash);
+CREATE INDEX IF NOT EXISTS idx_sessions_expires ON user_sessions(expires_at);
+
+-- 触发器：自动更新updated_at字段
+CREATE TRIGGER IF NOT EXISTS update_users_timestamp 
+    AFTER UPDATE ON users
+    FOR EACH ROW
+    BEGIN
+        UPDATE users SET updated_at = CURRENT_TIMESTAMP WHERE id = NEW.id;
+    END;
+
+CREATE TRIGGER IF NOT EXISTS update_user_profiles_timestamp 
+    AFTER UPDATE ON user_profiles
+    FOR EACH ROW
+    BEGIN
+        UPDATE user_profiles SET updated_at = CURRENT_TIMESTAMP WHERE id = NEW.id;
+    END;
+
+CREATE TRIGGER IF NOT EXISTS update_numerology_readings_timestamp 
+    AFTER UPDATE ON numerology_readings
+    FOR EACH ROW
+    BEGIN
+        UPDATE numerology_readings SET updated_at = CURRENT_TIMESTAMP WHERE id = NEW.id;
+    END;
+
+-- 清理过期会话的触发器
+CREATE TRIGGER IF NOT EXISTS cleanup_expired_sessions
+    AFTER INSERT ON user_sessions
+    FOR EACH ROW
+    BEGIN
+        DELETE FROM user_sessions WHERE expires_at < datetime('now');
+    END;