diff --git a/init-db.sql b/init-db.sql
index f1d2b79..fa87c33 100644
--- a/init-db.sql
+++ b/init-db.sql
@@ -1,15 +1,24 @@
 -- Weibo-HotSign Database Initialization Script for MySQL
--- Create tables according to development document specification
+-- 创建数据库和表结构
+
+CREATE DATABASE IF NOT EXISTS weibo_hotsign DEFAULT CHARACTER SET utf8mb4 COLLATE utf8mb4_unicode_ci;
+USE weibo_hotsign;
 
 -- Users table
 CREATE TABLE IF NOT EXISTS users (
     id CHAR(36) PRIMARY KEY,
     username VARCHAR(50) UNIQUE NOT NULL,
-    email VARCHAR(255) UNIQUE NOT NULL,
-    hashed_password VARCHAR(255) NOT NULL,
+    email VARCHAR(255) UNIQUE,
+    hashed_password VARCHAR(255),
+    wx_openid VARCHAR(64) UNIQUE,
+    wx_nickname VARCHAR(100),
+    wx_avatar VARCHAR(500),
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
-    is_active BOOLEAN DEFAULT TRUE
-);
+    is_active BOOLEAN DEFAULT TRUE,
+    INDEX idx_users_email (email),
+    INDEX idx_users_username (username),
+    INDEX idx_users_wx_openid (wx_openid)
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
 
 -- Accounts table
 CREATE TABLE IF NOT EXISTS accounts (
@@ -22,8 +31,10 @@ CREATE TABLE IF NOT EXISTS accounts (
     status VARCHAR(20) DEFAULT 'pending',
     last_checked_at TIMESTAMP NULL,
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    INDEX idx_accounts_user_id (user_id),
+    INDEX idx_accounts_status (status),
     FOREIGN KEY (user_id) REFERENCES users(id) ON DELETE CASCADE
-);
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
 
 -- Tasks table
 CREATE TABLE IF NOT EXISTS tasks (
@@ -32,8 +43,10 @@ CREATE TABLE IF NOT EXISTS tasks (
     cron_expression VARCHAR(50) NOT NULL,
     is_enabled BOOLEAN DEFAULT TRUE,
     created_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    INDEX idx_tasks_account_id (account_id),
+    INDEX idx_tasks_is_enabled (is_enabled),
     FOREIGN KEY (account_id) REFERENCES accounts(id) ON DELETE CASCADE
-);
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
 
 -- Signin logs table
 CREATE TABLE IF NOT EXISTS signin_logs (
@@ -44,21 +57,8 @@ CREATE TABLE IF NOT EXISTS signin_logs (
     reward_info JSON,
     error_message TEXT,
     signed_at TIMESTAMP DEFAULT CURRENT_TIMESTAMP,
+    INDEX idx_signin_logs_account_id (account_id),
+    INDEX idx_signin_logs_signed_at (signed_at),
+    INDEX idx_signin_logs_status (status),
     FOREIGN KEY (account_id) REFERENCES accounts(id)
-);
-
--- Create indexes for better performance
-CREATE INDEX idx_users_email ON users(email);
-CREATE INDEX idx_users_username ON users(username);
-CREATE INDEX idx_accounts_user_id ON accounts(user_id);
-CREATE INDEX idx_accounts_status ON accounts(status);
-CREATE INDEX idx_tasks_account_id ON tasks(account_id);
-CREATE INDEX idx_tasks_is_enabled ON tasks(is_enabled);
-CREATE INDEX idx_signin_logs_account_id ON signin_logs(account_id);
-CREATE INDEX idx_signin_logs_signed_at ON signin_logs(signed_at);
-CREATE INDEX idx_signin_logs_status ON signin_logs(status);
-
--- Insert sample data for testing (optional)
--- Note: UUIDs must be provided by the application
--- INSERT INTO users (id, username, email, hashed_password) VALUES 
--- ('your-uuid-here', 'testuser', 'test@example.com', '$2b$12$hashed_password_here');
+) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4;
diff --git a/qrcode.png b/qrcode.png
deleted file mode 100644
index 6a25cce..0000000
Binary files a/qrcode.png and /dev/null differ
diff --git a/setup_linux.sh b/setup_linux.sh
new file mode 100644
index 0000000..09d5a96
--- /dev/null
+++ b/setup_linux.sh
@@ -0,0 +1,245 @@
+#!/bin/bash
+set -e
+
+# ============================================================
+#  Weibo-HotSign Linux 安装运行脚本
+#  使用方式: chmod +x setup_linux.sh && ./setup_linux.sh
+# ============================================================
+
+# ===================== 请在此处填写配置 =====================
+
+MYSQL_HOST="127.0.0.1"
+MYSQL_PORT="3306"
+MYSQL_USER="root"
+MYSQL_PASSWORD=""          # ← 填写你的 MySQL 密码
+
+REDIS_HOST="127.0.0.1"
+REDIS_PORT="6379"
+REDIS_PASSWORD=""          # ← 填写你的 Redis 密码（没有密码留空）
+
+# JWT 密钥（生产环境请改成随机长字符串）
+JWT_SECRET="change-me-to-a-random-string-in-production"
+
+# Cookie 加密密钥（32 字节）
+COOKIE_KEY="change-me-to-a-32byte-key-prod!"
+
+# 微信小程序（可选，暂时留空）
+WX_APPID=""
+WX_SECRET=""
+
+# 服务端口
+AUTH_PORT=8001
+API_PORT=8000
+FRONTEND_PORT=5000
+
+# ===================== 配置结束 =====================
+
+PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
+DB_NAME="weibo_hotsign"
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+info()  { echo -e "${GREEN}[✓]${NC} $1"; }
+warn()  { echo -e "${YELLOW}[!]${NC} $1"; }
+error() { echo -e "${RED}[✗]${NC} $1"; exit 1; }
+
+echo ""
+echo "========================================"
+echo "  Weibo-HotSign Linux 安装脚本"
+echo "========================================"
+echo ""
+
+# ------ 1. 检查系统依赖 ------
+
+echo "--- 检查系统依赖 ---"
+
+command -v python3 >/dev/null 2>&1 || error "未找到 python3，请先安装 Python 3.8+"
+PYTHON_VER=$(python3 -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')
+info "Python $PYTHON_VER"
+
+command -v pip3 >/dev/null 2>&1 || command -v pip >/dev/null 2>&1 || error "未找到 pip，请先安装 pip"
+PIP_CMD=$(command -v pip3 || command -v pip)
+info "pip: $PIP_CMD"
+
+# ------ 2. 检查 MySQL ------
+
+echo ""
+echo "--- 检查 MySQL ---"
+
+command -v mysql >/dev/null 2>&1 || error "未找到 mysql 客户端，请先安装 mysql-client"
+
+MYSQL_CMD="mysql -h${MYSQL_HOST} -P${MYSQL_PORT} -u${MYSQL_USER}"
+if [ -n "$MYSQL_PASSWORD" ]; then
+    MYSQL_CMD="$MYSQL_CMD -p${MYSQL_PASSWORD}"
+fi
+
+# 测试连接
+if $MYSQL_CMD -e "SELECT 1" >/dev/null 2>&1; then
+    info "MySQL 连接成功 (${MYSQL_HOST}:${MYSQL_PORT})"
+else
+    error "MySQL 连接失败，请检查地址、端口和密码"
+fi
+
+# ------ 3. 检查 Redis ------
+
+echo ""
+echo "--- 检查 Redis ---"
+
+command -v redis-cli >/dev/null 2>&1 || error "未找到 redis-cli，请先安装 redis-tools"
+
+REDIS_CLI="redis-cli -h ${REDIS_HOST} -p ${REDIS_PORT}"
+if [ -n "$REDIS_PASSWORD" ]; then
+    REDIS_CLI="$REDIS_CLI -a ${REDIS_PASSWORD}"
+fi
+
+REDIS_PING=$($REDIS_CLI --no-auth-warning PING 2>/dev/null || true)
+if [ "$REDIS_PING" = "PONG" ]; then
+    info "Redis 连接成功 (${REDIS_HOST}:${REDIS_PORT})"
+else
+    error "Redis 连接失败，请检查地址、端口和密码"
+fi
+
+# ------ 4. 初始化 MySQL 数据库 ------
+
+echo ""
+echo "--- 初始化 MySQL 数据库 ---"
+
+if $MYSQL_CMD -e "USE ${DB_NAME}" >/dev/null 2>&1; then
+    # 数据库已存在，检查是否需要加微信字段
+    HAS_WX=$($MYSQL_CMD -N -e "SELECT COUNT(*) FROM information_schema.COLUMNS WHERE TABLE_SCHEMA='${DB_NAME}' AND TABLE_NAME='users' AND COLUMN_NAME='wx_openid'" 2>/dev/null)
+    if [ "$HAS_WX" = "0" ]; then
+        warn "数据库已存在，正在添加微信登录字段..."
+        $MYSQL_CMD ${DB_NAME} -e "
+            ALTER TABLE users ADD COLUMN wx_openid VARCHAR(64) UNIQUE AFTER hashed_password;
+            ALTER TABLE users ADD COLUMN wx_nickname VARCHAR(100) AFTER wx_openid;
+            ALTER TABLE users ADD COLUMN wx_avatar VARCHAR(500) AFTER wx_nickname;
+            ALTER TABLE users MODIFY COLUMN email VARCHAR(255) NULL;
+            ALTER TABLE users MODIFY COLUMN hashed_password VARCHAR(255) NULL;
+        " 2>/dev/null || true
+        info "微信字段已添加"
+    else
+        info "数据库 ${DB_NAME} 已存在且结构完整"
+    fi
+else
+    info "正在创建数据库和表..."
+    $MYSQL_CMD < "${PROJECT_DIR}/init-db.sql"
+    info "数据库 ${DB_NAME} 创建完成"
+fi
+
+# 创建测试用户（如果 users 表为空）
+USER_COUNT=$($MYSQL_CMD -N -e "SELECT COUNT(*) FROM ${DB_NAME}.users" 2>/dev/null)
+if [ "$USER_COUNT" = "0" ]; then
+    info "正在创建测试用户..."
+    # 用 python 生成 bcrypt 密码
+    HASHED_PW=$(python3 -c "import bcrypt; print(bcrypt.hashpw(b'Admin123!', bcrypt.gensalt(12)).decode())")
+    USER_ID=$(python3 -c "import uuid; print(str(uuid.uuid4()))")
+    $MYSQL_CMD ${DB_NAME} -e "
+        INSERT INTO users (id, username, email, hashed_password, is_active)
+        VALUES ('${USER_ID}', 'admin', 'admin@example.com', '${HASHED_PW}', 1);
+    "
+    info "测试用户: admin / Admin123!"
+fi
+
+# ------ 5. 构建 Redis URL ------
+
+if [ -n "$REDIS_PASSWORD" ]; then
+    REDIS_URL="redis://:${REDIS_PASSWORD}@${REDIS_HOST}:${REDIS_PORT}/0"
+else
+    REDIS_URL="redis://${REDIS_HOST}:${REDIS_PORT}/0"
+fi
+
+# ------ 6. 构建 MySQL URL ------
+
+if [ -n "$MYSQL_PASSWORD" ]; then
+    MYSQL_URL="mysql+aiomysql://${MYSQL_USER}:${MYSQL_PASSWORD}@${MYSQL_HOST}:${MYSQL_PORT}/${DB_NAME}?charset=utf8mb4"
+else
+    MYSQL_URL="mysql+aiomysql://${MYSQL_USER}@${MYSQL_HOST}:${MYSQL_PORT}/${DB_NAME}?charset=utf8mb4"
+fi
+
+# ------ 7. 生成 .env 文件 ------
+
+echo ""
+echo "--- 生成配置文件 ---"
+
+cat > "${PROJECT_DIR}/backend/.env" << EOF
+# ===== 由 setup_linux.sh 自动生成 =====
+
+# MySQL
+DATABASE_URL=${MYSQL_URL}
+
+# Redis
+USE_REDIS=true
+REDIS_URL=${REDIS_URL}
+
+# JWT
+JWT_SECRET_KEY=${JWT_SECRET}
+JWT_ALGORITHM=HS256
+JWT_EXPIRATION_HOURS=24
+
+# Cookie 加密
+COOKIE_ENCRYPTION_KEY=${COOKIE_KEY}
+
+# 微信小程序
+WX_APPID=${WX_APPID}
+WX_SECRET=${WX_SECRET}
+
+# 环境
+ENVIRONMENT=production
+EOF
+info "backend/.env 已生成"
+
+cat > "${PROJECT_DIR}/frontend/.env" << EOF
+# ===== 由 setup_linux.sh 自动生成 =====
+
+FLASK_ENV=production
+FLASK_DEBUG=False
+SECRET_KEY=$(python3 -c "import secrets; print(secrets.token_hex(32))")
+
+API_BASE_URL=http://127.0.0.1:${API_PORT}
+AUTH_BASE_URL=http://127.0.0.1:${AUTH_PORT}
+
+SESSION_TYPE=filesystem
+EOF
+info "frontend/.env 已生成"
+
+# ------ 8. 创建虚拟环境并安装依赖 ------
+
+echo ""
+echo "--- 安装 Python 依赖 ---"
+
+# 后端
+if [ ! -d "${PROJECT_DIR}/backend/venv" ]; then
+    info "创建后端虚拟环境..."
+    python3 -m venv "${PROJECT_DIR}/backend/venv"
+fi
+source "${PROJECT_DIR}/backend/venv/bin/activate"
+pip install -q --upgrade pip
+pip install -q -r "${PROJECT_DIR}/backend/requirements.txt"
+deactivate
+info "后端依赖安装完成"
+
+# 前端
+if [ ! -d "${PROJECT_DIR}/frontend/venv" ]; then
+    info "创建前端虚拟环境..."
+    python3 -m venv "${PROJECT_DIR}/frontend/venv"
+fi
+source "${PROJECT_DIR}/frontend/venv/bin/activate"
+pip install -q --upgrade pip
+pip install -q -r "${PROJECT_DIR}/frontend/requirements.txt"
+deactivate
+info "前端依赖安装完成"
+
+echo ""
+echo "========================================"
+echo "  安装完成！"
+echo "========================================"
+echo ""
+echo "  MySQL:  ${MYSQL_HOST}:${MYSQL_PORT} / ${DB_NAME}"
+echo "  Redis:  ${REDIS_HOST}:${REDIS_PORT}"
+echo ""
+echo "  启动服务: ./start_linux.sh"
+echo "  停止服务: ./stop_linux.sh"
+echo ""
diff --git a/start_linux.sh b/start_linux.sh
new file mode 100644
index 0000000..32858cd
--- /dev/null
+++ b/start_linux.sh
@@ -0,0 +1,105 @@
+#!/bin/bash
+
+# ============================================================
+#  Weibo-HotSign Linux 启动脚本
+#  使用方式: chmod +x start_linux.sh && ./start_linux.sh
+# ============================================================
+
+PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
+PID_DIR="${PROJECT_DIR}/.pids"
+LOG_DIR="${PROJECT_DIR}/logs"
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+info()  { echo -e "${GREEN}[✓]${NC} $1"; }
+warn()  { echo -e "${YELLOW}[!]${NC} $1"; }
+error() { echo -e "${RED}[✗]${NC} $1"; exit 1; }
+
+# 创建目录
+mkdir -p "$PID_DIR" "$LOG_DIR"
+
+# 检查是否已在运行
+check_running() {
+    local name=$1
+    local pidfile="${PID_DIR}/${name}.pid"
+    if [ -f "$pidfile" ]; then
+        local pid=$(cat "$pidfile")
+        if kill -0 "$pid" 2>/dev/null; then
+            warn "${name} 已在运行 (PID: ${pid})，跳过"
+            return 0
+        else
+            rm -f "$pidfile"
+        fi
+    fi
+    return 1
+}
+
+echo ""
+echo "========================================"
+echo "  Weibo-HotSign 启动服务"
+echo "========================================"
+echo ""
+
+# ------ 1. 启动 Auth Service (端口 8001) ------
+
+if ! check_running "auth_service"; then
+    info "启动 Auth Service (端口 8001)..."
+    source "${PROJECT_DIR}/backend/venv/bin/activate"
+    cd "${PROJECT_DIR}/backend"
+    PYTHONPATH="${PROJECT_DIR}/backend" nohup python -m uvicorn auth_service.app.main:app \
+        --host 0.0.0.0 --port 8001 \
+        > "${LOG_DIR}/auth_service.log" 2>&1 &
+    echo $! > "${PID_DIR}/auth_service.pid"
+    deactivate
+    cd "${PROJECT_DIR}"
+    sleep 2
+    info "Auth Service 已启动 (PID: $(cat ${PID_DIR}/auth_service.pid))"
+fi
+
+# ------ 2. 启动 API Service (端口 8000) ------
+
+if ! check_running "api_service"; then
+    info "启动 API Service (端口 8000)..."
+    source "${PROJECT_DIR}/backend/venv/bin/activate"
+    cd "${PROJECT_DIR}/backend"
+    PYTHONPATH="${PROJECT_DIR}/backend" nohup python -m uvicorn api_service.app.main:app \
+        --host 0.0.0.0 --port 8000 \
+        > "${LOG_DIR}/api_service.log" 2>&1 &
+    echo $! > "${PID_DIR}/api_service.pid"
+    deactivate
+    cd "${PROJECT_DIR}"
+    sleep 2
+    info "API Service 已启动 (PID: $(cat ${PID_DIR}/api_service.pid))"
+fi
+
+# ------ 3. 启动 Frontend (端口 5000) ------
+
+if ! check_running "frontend"; then
+    info "启动 Frontend (端口 5000)..."
+    source "${PROJECT_DIR}/frontend/venv/bin/activate"
+    cd "${PROJECT_DIR}/frontend"
+    nohup python app.py \
+        > "${LOG_DIR}/frontend.log" 2>&1 &
+    echo $! > "${PID_DIR}/frontend.pid"
+    deactivate
+    cd "${PROJECT_DIR}"
+    sleep 2
+    info "Frontend 已启动 (PID: $(cat ${PID_DIR}/frontend.pid))"
+fi
+
+echo ""
+echo "========================================"
+echo "  所有服务已启动"
+echo "========================================"
+echo ""
+echo "  前端界面:    http://localhost:5000"
+echo "  API Service: http://localhost:8000"
+echo "  Auth Service: http://localhost:8001"
+echo ""
+echo "  日志目录: ${LOG_DIR}/"
+echo "  停止服务: ./stop_linux.sh"
+echo "  查看日志: tail -f logs/auth_service.log"
+echo ""
diff --git a/stop_linux.sh b/stop_linux.sh
new file mode 100644
index 0000000..a31a988
--- /dev/null
+++ b/stop_linux.sh
@@ -0,0 +1,67 @@
+#!/bin/bash
+
+# ============================================================
+#  Weibo-HotSign Linux 停止脚本
+#  使用方式: chmod +x stop_linux.sh && ./stop_linux.sh
+# ============================================================
+
+PROJECT_DIR="$(cd "$(dirname "$0")" && pwd)"
+PID_DIR="${PROJECT_DIR}/.pids"
+
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m'
+
+info()  { echo -e "${GREEN}[✓]${NC} $1"; }
+warn()  { echo -e "${YELLOW}[!]${NC} $1"; }
+
+echo ""
+echo "========================================"
+echo "  Weibo-HotSign 停止服务"
+echo "========================================"
+echo ""
+
+SERVICES=("auth_service" "api_service" "frontend")
+SERVICE_NAMES=("Auth Service" "API Service" "Frontend")
+
+stopped=0
+
+for i in "${!SERVICES[@]}"; do
+    name="${SERVICES[$i]}"
+    display="${SERVICE_NAMES[$i]}"
+    pidfile="${PID_DIR}/${name}.pid"
+
+    if [ -f "$pidfile" ]; then
+        pid=$(cat "$pidfile")
+        if kill -0 "$pid" 2>/dev/null; then
+            kill "$pid" 2>/dev/null
+            # 等待进程退出（最多 5 秒）
+            for j in $(seq 1 10); do
+                if ! kill -0 "$pid" 2>/dev/null; then
+                    break
+                fi
+                sleep 0.5
+            done
+            # 如果还没退出，强制杀
+            if kill -0 "$pid" 2>/dev/null; then
+                kill -9 "$pid" 2>/dev/null
+            fi
+            info "${display} 已停止 (PID: ${pid})"
+            stopped=$((stopped + 1))
+        else
+            warn "${display} 进程不存在 (PID: ${pid})"
+        fi
+        rm -f "$pidfile"
+    else
+        warn "${display} 未在运行"
+    fi
+done
+
+echo ""
+if [ $stopped -gt 0 ]; then
+    info "已停止 ${stopped} 个服务"
+else
+    warn "没有正在运行的服务"
+fi
+echo ""