feat: 添加 weread 启停命令 & 修复 macOS SSL 证书问题

- 新增 weread CLI 脚本，支持 weread start/stop [port] 一键管理服务
- app.py 端口改为从环境变量 WEREAD_PORT 读取，默认 8080
- 修复 macOS Python urllib 调用微信读书 API 时 SSL 证书验证失败问题（引入 certifi）

weread

@@ -0,0 +1,102 @@
+#!/bin/bash
+# weread - 微信读书数据看板 服务管理命令
+# 用法:
+#   weread start [port]   启动服务（默认端口 8080）
+#   weread stop  [port]   停止服务（默认端口 8080）
+
+PROJECT_DIR="/Users/hwj/Codes/MyProjects/WeReadBoard"
+PID_FILE="$PROJECT_DIR/.server.pid"
+LOG_FILE="/tmp/weread_server.log"
+DEFAULT_PORT=8080
+
+get_port() {
+    echo "${1:-$DEFAULT_PORT}"
+}
+
+get_pid() {
+    local port="$1"
+    if [ -f "$PID_FILE" ]; then
+        local saved_port
+        saved_port=$(sed -n '2p' "$PID_FILE" 2>/dev/null)
+        local pid
+        pid=$(head -1 "$PID_FILE" 2>/dev/null)
+        if [ -n "$pid" ] && kill -0 "$pid" 2>/dev/null; then
+            echo "$pid"
+            return
+        fi
+    fi
+    lsof -i :"$port" -t 2>/dev/null | head -1
+}
+
+is_running() {
+    local port="$1"
+    if [ -n "$(get_pid "$port")" ]; then
+        return 0
+    fi
+    return 1
+}
+
+cmd_start() {
+    local port
+    port=$(get_port "$1")
+
+    if is_running "$port"; then
+        echo "❌ 服务已在运行 (PID: $(get_pid "$port"), 端口: $port)"
+        exit 1
+    fi
+
+    echo "启动服务（端口: $port）..."
+    WEREAD_PORT="$port" nohup python3 "$PROJECT_DIR/app.py" > "$LOG_FILE" 2>&1 &
+    local pid=$!
+    printf '%s\n%s\n' "$pid" "$port" > "$PID_FILE"
+    sleep 2
+
+    if kill -0 "$pid" 2>/dev/null; then
+        echo "✅ 服务已启动"
+        echo "   PID:  $pid"
+        echo "   端口: $port"
+        echo "   访问: http://127.0.0.1:$port"
+        echo "   日志: $LOG_FILE"
+    else
+        echo "❌ 启动失败，请查看日志: $LOG_FILE"
+        cat "$LOG_FILE" 2>/dev/null
+        rm -f "$PID_FILE"
+        exit 1
+    fi
+}
+
+cmd_stop() {
+    local port
+    port=$(get_port "$1")
+
+    if ! is_running "$port"; then
+        echo "服务未运行（端口: $port）"
+        exit 0
+    fi
+
+    local pid
+    pid=$(get_pid "$port")
+    echo "停止服务 (PID: $pid, 端口: $port)..."
+    kill "$pid" 2>/dev/null
+    sleep 1
+
+    if kill -0 "$pid" 2>/dev/null; then
+        kill -9 "$pid" 2>/dev/null
+    fi
+
+    rm -f "$PID_FILE"
+    echo "✅ 已停止"
+}
+
+usage() {
+    echo "用法:"
+    echo "  weread start [port]   启动服务（默认端口 8080）"
+    echo "  weread stop  [port]   停止服务（默认端口 8080）"
+    exit 1
+}
+
+case "${1}" in
+    start)  cmd_start "$2" ;;
+    stop)   cmd_stop  "$2" ;;
+    *)      usage ;;
+esac