Initial commit: SMS Receiver Web Service

Features:
- Receive SMS from TranspondSms Android APP
- HMAC-SHA256 signature verification (optional)
- SQLite database storage
- Web UI with login authentication
- Multiple API tokens support
- Timezone conversion (Asia/Shanghai)
- Search, filter, and statistics
- Auto refresh and session management

Tech Stack:
- Flask 3.0
- SQLite database
- HTML5/CSS3 responsive design

start.sh

@@ -0,0 +1,68 @@
+#!/bin/bash
+
+# 短信转发接收端启动脚本
+
+# 颜色定义
+RED='\033[0;31m'
+GREEN='\033[0;32m'
+YELLOW='\033[1;33m'
+NC='\033[0m' # No Color
+
+# 设置项目目录
+PROJECT_DIR="/root/.openclaw/workspace/sms-receiver"
+cd "$PROJECT_DIR" || exit 1
+
+# 检查 Python
+if ! command -v python3 &> /dev/null; then
+    echo -e "${RED}错误: 未找到 Python3${NC}"
+    exit 1
+fi
+
+# 检查依赖
+echo -e "${YELLOW}检查依赖...${NC}"
+
+# 创建虚拟环境（如果不存在）
+if [ ! -d "venv" ]; then
+    echo -e "${YELLOW}创建虚拟环境...${NC}"
+    python3 -m venv venv
+fi
+
+# 激活虚拟环境
+source venv/bin/activate
+
+# 安装依赖
+pip install -q -r requirements.txt
+
+# 配置文件检查
+if [ ! -f ".env" ]; then
+    echo -e "${YELLOW}创建配置文件...${NC}"
+    cat > .env << EOF
+# 短信转发接收端配置
+FLASK_ENV=development
+SMS_SECRET_KEY=default_secret_key_change_me
+EOF
+    echo -e "${YELLOW}请修改 .env 文件中的 SMS_SECRET_KEY${NC}"
+fi
+
+# 启动服务
+echo -e "${GREEN}========================================${NC}"
+echo -e "${GREEN}短信转发接收端${NC}"
+echo -e "${GREEN}========================================${NC}"
+echo ""
+echo -e "服务地址: ${GREEN}http://127.0.0.1:9518${NC}"
+echo -e "接收API:  ${GREEN}http://127.0.0.1:9518/api/receive${NC}"
+echo ""
+echo -e "${YELLOW}在 TranspondSms APP 中配置:${NC}"
+echo -e "  Token (URL): ${GREEN}http://your-server-ip:9518/api/receive${NC}"
+echo -e "  Secret:      ${GREEN}default_secret_key_change_me${NC}"
+echo ""
+echo -e "${YELLOW}按 Ctrl+C 停止服务${NC}"
+echo -e "${GREEN}========================================${NC}"
+echo ""
+
+# 设置环境变量
+export FLASK_ENV=$(grep "FLASK_ENV" .env | cut -d '=' -f2)
+export SMS_SECRET_KEY=$(grep "SMS_SECRET_KEY" .env | cut -d '=' -f2)
+
+# 启动应用
+python3 app.py