diff --git a/.gitignore b/.gitignore
index a6217ed..3228f02 100644
--- a/.gitignore
+++ b/.gitignore
@@ -14,4 +14,4 @@ vendor/
 .vscode/
 /phpstan.neon
 /phpunit.xml
-.composer.lock
\ No newline at end of file
+composer.lock
\ No newline at end of file
diff --git a/composer.json b/composer.json
new file mode 100644
index 0000000..57048d9
--- /dev/null
+++ b/composer.json
@@ -0,0 +1,32 @@
+{
+    "name": "dhd/hyperf-micro-service-core",
+    "type": "library",
+    "description": "app微服务核心库，所有微服务均以本库为基础",
+    "require": {
+        "php": ">=8.1",
+        "hyperf/cache": "~3.1.0",
+        "hyperf/config": "~3.1.0",
+        "hyperf/context": "~3.1.0",
+        "hyperf/contract": "~3.1.0",
+        "hyperf/database": "~3.1.0",
+        "hyperf/db-connection": "~3.1.0",
+        "hyperf/di": "~3.1.0",
+        "hyperf/exception-handler": "~3.1.0",
+        "hyperf/http-message": "~3.1.0",
+        "hyperf/json-rpc": "~3.1.0",
+        "hyperf/logger": "~3.1.0",
+        "hyperf/model-cache": "^3.1",
+        "hyperf/rpc": "~3.1.0",
+        "psr/http-message": "^1.1 || ^2.0",
+        "psr/http-server-middleware": "^1.0",
+        "psr/log": "^2.0 || ^3.0",
+        "hyperf/helper": "^3.1",
+        "hyperf/carbon": "^3.1",
+        "hyperf/validation": "^3.1"
+    },
+    "autoload": {
+        "psr-4": {
+            "Dhd\\Micro\\Core\\": "src/"
+        }
+    }
+}
diff --git a/src/Exception/BusinessException.php b/src/Exception/BusinessException.php
new file mode 100644
index 0000000..fdddc21
--- /dev/null
+++ b/src/Exception/BusinessException.php
@@ -0,0 +1,41 @@
+<?php
+
+/**
+ * 业务异常类
+ */
+
+declare(strict_types=1);
+
+namespace Dhd\Micro\Core\Exception;
+
+use RuntimeException;
+use Throwable;
+
+class BusinessException extends RuntimeException
+{
+    /**
+     * @var int 错误码
+     */
+    protected $code;
+
+    /**
+     * @var array 额外数据
+     */
+    protected array $data = [];
+
+    public function __construct(string $message = '', int $code = 500, array $data = [], ?Throwable $previous = null)
+    {
+        $this->code = $code;
+        $this->data = $data;
+
+        parent::__construct($message, $code, $previous);
+    }
+
+    /**
+     * 获取额外数据.
+     */
+    public function getData(): array
+    {
+        return $this->data;
+    }
+}
diff --git a/src/Exception/Handler/GatewayExceptionHandler.php b/src/Exception/Handler/GatewayExceptionHandler.php
new file mode 100644
index 0000000..bd9980c
--- /dev/null
+++ b/src/Exception/Handler/GatewayExceptionHandler.php
@@ -0,0 +1,64 @@
+<?php
+
+/**
+ * 网关 异常处理器
+ * 返回http的json格式
+ */
+
+declare(strict_types=1);
+
+namespace Dhd\Micro\Core\Exception\Handler;
+
+use Hyperf\ExceptionHandler\ExceptionHandler;
+use Throwable;
+use Psr\Http\Message\ResponseInterface;
+use Hyperf\HttpMessage\Stream\SwooleStream;
+
+use Hyperf\JsonRpc\Exception\ClientException;
+use Dhd\Micro\Core\Exception\BusinessException;
+
+use Dhd\Micro\Core\Trait\RpcContextTrait;
+
+use Dhd\Micro\Core\Library\Util;
+
+class GatewayExceptionHandler extends ExceptionHandler
+{
+    use RpcContextTrait;
+
+    public function handle(Throwable $throwable, ResponseInterface $response): ResponseInterface
+    {
+        $this->stopPropagation(); // 阻止异常冒泡
+
+        $traceId = $this->getTraceId();
+
+        $code = 500;
+        $message = '服务器内部错误';
+
+        if (($throwable instanceof BusinessException)) {
+            Util::recordLog($throwable->getMessage(), $throwable, $traceId);
+            $code = $throwable->getCode();
+            $message = $throwable->getMessage();
+        } else if ($throwable instanceof ClientException) {
+            $code = $throwable->getCode() ?: 500;
+            $message = $throwable->getMessage() ?: '下游服务异常';
+            Util::recordLog($message, $throwable, $traceId);
+        }
+
+        $responseData = [
+            'code' => $code,
+            'message' => $message,
+            'data' => null,
+        ];
+
+        return $response
+            ->withHeader('Content-Type', 'application/json')
+            ->withHeader('X-Trace-Id', $traceId)
+            ->withStatus(200)
+            ->withBody(new SwooleStream(json_encode($responseData, JSON_UNESCAPED_UNICODE)));
+    }
+
+    public function isValid(Throwable $throwable): bool
+    {
+        return true;
+    }
+}
diff --git a/src/Exception/Handler/JsonRpcBusinessExceptionHandler.php b/src/Exception/Handler/JsonRpcBusinessExceptionHandler.php
new file mode 100644
index 0000000..9ea0418
--- /dev/null
+++ b/src/Exception/Handler/JsonRpcBusinessExceptionHandler.php
@@ -0,0 +1,60 @@
+<?php
+
+/**
+ * json-rpc 业务异常处理器
+ * 返回 json-rpc 格式错误信息
+ */
+
+declare(strict_types=1);
+
+namespace Dhd\Micro\Core\Exception\Handler;
+
+use Hyperf\ExceptionHandler\ExceptionHandler;
+use Throwable;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Hyperf\HttpMessage\Stream\SwooleStream;
+
+use Dhd\Micro\Core\Exception\BusinessException;
+
+use Dhd\Micro\Core\Trait\RpcContextTrait;
+
+use Dhd\Micro\Core\Library\Util;
+
+class JsonRpcBusinessExceptionHandler extends ExceptionHandler
+{
+    use RpcContextTrait;
+
+    public function handle(Throwable $throwable, ResponseInterface $response): ResponseInterface
+    {
+        $this->stopPropagation(); // 阻止异常冒泡
+
+        $traceId = $this->getTraceId();
+
+        $isError = !($throwable instanceof BusinessException);
+        Util::recordLog($isError ? '服务器内部错误' : $throwable->getMessage(), $throwable, $traceId, $isError);
+
+        $request = Util::get(ServerRequestInterface::class);
+        // 关键优化：从 Request 属性中动态获取 ID
+        $id = $request ? $request->getAttribute('request_id', null) : null; // Hyperf 注入的 ID
+        $responseData = [
+            'jsonrpc' => '2.0',
+            'id' => $id,
+            'error' => [
+                'code' => $isError ? 500 : $throwable->getCode(),
+                'message' => $isError ? '服务器内部错误' : $throwable->getMessage(),
+                'data' => method_exists($throwable, 'getData') ? $throwable->getData() : null,
+            ],
+        ];
+        return $response
+            ->withHeader('Content-Type', 'application/json; charset=utf-8')
+            ->withHeader('X-Trace-Id', $traceId)
+            ->withStatus(200)
+            ->withBody(new SwooleStream(json_encode($responseData, JSON_UNESCAPED_UNICODE)));
+    }
+
+    public function isValid(Throwable $throwable): bool
+    {
+        return true;
+    }
+}
diff --git a/src/Library/Util.php b/src/Library/Util.php
new file mode 100644
index 0000000..84c0a2e
--- /dev/null
+++ b/src/Library/Util.php
@@ -0,0 +1,300 @@
+<?php
+
+/**
+ * 公共函数库
+ */
+
+namespace Dhd\Micro\Core\Library;
+
+use Hyperf\Context\ApplicationContext;
+use Hyperf\Collection\Arr;
+use Hyperf\Carbon\Carbon;
+use Hyperf\Logger\LoggerFactory;
+
+final class Util
+{
+    /**
+     * 获取实例
+     * @param string $name 类名
+     * @return mixed
+     */
+    public static function get(string $name): mixed
+    {
+        return ApplicationContext::getContainer()->get($name);
+    }
+
+    /**
+     * 记录日志信息
+     * 
+     * 此方法使用Hyperf的LoggerFactory创建一个日志记录器，并将指定的消息和数据记录到日志中
+     * 日志内容会被格式化为JSON字符串并以info级别记录
+     *
+     * @param string $msg 日志消息内容
+     * @param mixed $data 需要记录的额外数据，可以是任意类型的数据
+     * @param bool $isError 是否为异常日志，默认为false
+     * @return void
+     * 
+     * 示例：
+     * Util::recordLog('用户登录', ['user_id' => 123, 'ip' => '192.168.1.1']);
+     * // 这将在日志中记录类似 {"msg":"用户登录","data":{"user_id":123,"ip":"192.168.1.1"}} 的信息
+     */
+    public static function recordLog(string $msg, mixed $data, string $traceId = '', bool $isError = false): void
+    {
+        $fatory = self::get(LoggerFactory::class);
+        $logger = $fatory->get('log', 'default');
+        $content = [
+            'msg' => $msg,
+            'trace_id' => $traceId,
+            'data' => ($data instanceof \Throwable) ? [
+                'message' => $data->getMessage(),
+                'code' => $data->getCode(),
+                'file' => $data->getFile(),
+                'line' => $data->getLine(),
+                'trace' => $isError ? $data->getTrace() : null,
+                'data' => method_exists($data, 'getData') ? $data->getData() : null,
+            ] : $data,
+        ];
+        if ($isError) {
+            $logger->error(json_encode($content, JSON_UNESCAPED_UNICODE));
+        } else {
+            $logger->info(json_encode($content, JSON_UNESCAPED_UNICODE));
+        }
+    }
+
+    /**
+     * 从原始数据中提取指定字段的值，并可进行键名映射、设置默认值和字符串裁剪
+     *
+     * @param array $originalData 原始数据数组
+     * @param array $fields 字段配置数组，每个元素为一个字段的配置，格式如下：
+     *                      [原键名, 默认值, 新键名, 是否裁剪(可选，默认true)]
+     *                      - 原键名: 在原始数据中的键名
+     *                      - 默认值: 如果原始数据中不存在该键，则使用此默认值
+     *                      - 新键名: 提取后的新键名(可选，如果不填则使用原键名)
+     *                      - 是否裁剪: 是否对字符串值进行trim操作(可选，默认true)
+     * @return array 提取处理后的数据数组
+     *
+     * 示例：
+     * $originalData = ['name' => ' test ', 'age' => 25, 'email' => 'test@example.com'];
+     * $fields = [
+     *     ['name', '', 'new_name'],           // 从'name'提取到'new_name'，并裁剪空格
+     *     ['age', 0],                        // 从'age'提取，保持原键名
+     *     ['nonexistent', 'default_value'],   // 键不存在，使用默认值
+     *     ['email', '', 'mail', false]       // 从'email'提取到'mail'，但不裁剪
+     * ];
+     */
+    public static function getParams(array $originalData, array $fields): array
+    {
+        $data = Arr::mapWithKeys($fields, static function ($field) use ($originalData) {
+            if (!is_array($field)) {
+                return [];
+            }
+
+            $originalKey = Arr::get($field, 0); // 获取原始键名
+            if (!$originalKey) {
+                return [];
+            }
+
+            $value = Arr::get($originalData, $originalKey, Arr::get($field, 1)); // 获取原始数据中的值，如果不存在则使用默认值
+            if (is_string($value) && Arr::get($field, 3, true)) { // 检查是否需要裁剪字符串
+                $value = trim($value);
+            }
+
+            $newKey = Arr::get($field, 2) ?: $originalKey; // 获取新键名，如果未指定则使用原始键名
+            return [$newKey => $value]; // 返回新键值对
+        });
+
+        return $data;
+    }
+
+    /**
+     * 获取数组最大嵌套深度（标准定义）
+     *
+     * @param mixed $arr 待检测的变量
+     * @return int 深度值（空数组为 1，非数组为 0）
+     */
+    public static function getArrayDepth(mixed $arr): int
+    {
+        if (!is_array($arr)) {
+            return 0;
+        }
+
+        if (empty($arr)) {
+            return 1;
+        }
+
+        $stack = [[$arr, 1]]; // [当前数组, 当前层级]
+        $maxDepth = 1;
+
+        while (!empty($stack)) {
+            [$currentArray, $level] = array_pop($stack);
+            $maxDepth = max($maxDepth, $level);
+
+            foreach ($currentArray as $value) {
+                if (is_array($value)) {
+                    $stack[] = [$value, $level + 1];
+                }
+            }
+        }
+
+        return $maxDepth;
+    }
+
+    /**
+     * 将扁平化的数组结构转换为树形结构
+     * 
+     * 此方法通过指定的ID字段和父级ID字段，将一维数组转换为具有父子关系的多维树形结构
+     * 支持自动生成子节点列表，如果根节点无法直接识别（没有id为0的项），则会尝试找出最顶层的节点作为根节点
+     *
+     * @param array $data 包含扁平化数据的数组，每个元素应包含id和parent_id字段
+     * @param string $idKey 用于标识唯一性的字段名称，通常是主键字段名
+     * @param string $parentIdKey 用于表示父级关系的字段名称，通常是外键字段名
+     * @return array 转换后的树形结构数组
+     *
+     * 示例：
+     * $data = [
+     *     ['id' => 1, 'name' => 'Parent 1', 'pid' => 0],
+     *     ['id' => 2, 'name' => 'Child 1', 'pid' => 1],
+     *     ['id' => 3, 'name' => 'Child 2', 'pid' => 1],
+     *     ['id' => 4, 'name' => 'Grandchild 1', 'pid' => 2]
+     * ];
+     * $tree = CustomUtil::generateTree($data, 'id', 'pid');
+     * 
+     * 结果将是：
+     * [
+     *     [
+     *         'id' => 1,
+     *         'name' => 'Parent 1',
+     *         'pid' => 0,
+     *         'child' => [
+     *             [
+     *                 'id' => 2,
+     *                 'name' => 'Child 1',
+     *                 'pid' => 1,
+     *                 'child' => [
+     *                     // ...
+     *                 ]
+     *             ],
+     *             // ...
+     *         ]
+     *     ]
+     * ]
+     */
+    public static function generateTree(array $data, string $idKey, string $parentIdKey): array
+    {
+        // 创建一个以父级ID为键的映射表，用于快速查找子节点
+        $map = [];
+        foreach ($data as &$item) {
+            $map[$item[$parentIdKey]][] = &$item;
+        }
+
+        // 遍历所有数据项，将子节点添加到父节点的child属性中
+        foreach ($data as &$item) {
+            if (isset($map[$item[$idKey]])) {
+                $item['child'] = $map[$item[$idKey]];
+            }
+        }
+        // 解除引用，避免潜在的内存泄漏或意外修改
+        unset($item);
+
+        // 如果存在以0为键的项（通常代表顶级节点），则直接返回
+        if (isset($map[0])) {
+            return $map[0];
+        } else {
+            // 否则，寻找最深层级的节点作为根节点返回
+            $depths = Arr::mapWithKeys($map, function ($item, $id) {
+                return [$id => self::getArrayDepth($item)];
+            });
+            $maxDepth = max($depths);
+            $parentIds = [];
+            foreach ($depths as $parentId => $depth) {
+                if ($depth === $maxDepth) {
+                    $parentIds[] = $parentId;
+                }
+            }
+            return array_column(Arr::only($map, $parentIds), 0);
+        }
+    }
+
+    /**
+     * 将数组的值赋值给对象，指定某些字段
+     * @param type $obj 对象实例
+     * @param array $params 源数据数组,['k1'=>'v1']
+     * @param array $only 指定的数组字段,['k1','k2']
+     */
+    public static function setObjectValue($obj, array $params, array $only = [])
+    {
+        foreach ($params as $key => $value) {
+            if (!empty($only) && !in_array($key, $only)) {
+                continue;
+            }
+            $obj->$key = $value;
+        }
+    }
+
+    /**
+     * 将数组的值赋值给对象，排除某些字段
+     * @param type $obj 对象实例
+     * @param array $params 源数据数组,['k1'=>'v1']
+     * @param array $except 排除的数组字段,['k1','k2']
+     */
+    public static function setObjectValueExcept($obj, array $params, array $except = [])
+    {
+        foreach ($params as $key => $value) {
+            if (!in_array($key, $except)) {
+                $obj->$key = $value;
+            }
+        }
+    }
+
+    /**
+     * 进行hash_hmac加密
+     * @param string $config 待加密的字符串
+     * @param string $key 密钥
+     * @return string 加密后的字符串
+     */
+    public static function hashHmac(string $config, string $key): string
+    {
+        $hmac = hash_hmac('md5', $config, $key, true); // true 返回原始二进制
+        return base64_encode($hmac);
+    }
+
+    /**
+     * 获取下一天日期
+     * @param string $date 日期
+     * @return string
+     */
+    public static function getNextDate(string $date): string
+    {
+        return Carbon::parse($date)->addDay()->format('Y-m-d');
+    }
+
+    /**
+     * 获取上一天日期
+     * @param string $date 日期
+     * @return string
+     */
+    public static function getLastDate(string $date): string
+    {
+        return Carbon::parse($date)->subDay()->format('Y-m-d');
+    }
+
+    /**
+     * 判断时间是否在时间段内
+     * @param array $dateTimeData 时间段数据
+     * @param string $dateTime 待判断的时间
+     * @param string $startKey 开始时间字段名
+     * @param string $endKey 结束时间字段名
+     * @return bool
+     */
+    public static function isInDateTime(array $dateTimeData, string $dateTime, string $startKey = 'start_date', string $endKey = 'end_date'): bool
+    {
+        foreach ($dateTimeData as $item) {
+            $startDate = Arr::get($item, $startKey) ?? min($item);
+            $endDate = Arr::get($item, $endKey) ?? max($item);
+            if ($dateTime >= $startDate && $dateTime < $endDate) {
+                return true;
+            }
+        }
+        return false;
+    }
+}
diff --git a/src/Middleware/HttpMiddleware.php b/src/Middleware/HttpMiddleware.php
new file mode 100644
index 0000000..e69de29
diff --git a/src/Middleware/JsonRpcMiddleware.php b/src/Middleware/JsonRpcMiddleware.php
new file mode 100644
index 0000000..4dc1a06
--- /dev/null
+++ b/src/Middleware/JsonRpcMiddleware.php
@@ -0,0 +1,28 @@
+<?php
+
+/**
+ * jsonrpc中间件
+ */
+
+declare(strict_types=1);
+
+namespace Dhd\Micro\Core\Middleware;
+
+use Hyperf\Rpc\Context as RpcContext;
+use Psr\Http\Message\ResponseInterface;
+use Psr\Http\Message\ServerRequestInterface;
+use Psr\Http\Server\MiddlewareInterface;
+use Psr\Http\Server\RequestHandlerInterface;
+use Dhd\Micro\Core\Library\Util;
+
+class JsonRpcMiddleware implements MiddlewareInterface
+{
+    public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface
+    {
+        $traceId = $request->getHeaderLine('X-Trace-Id')
+            ?: uniqid('', true) . bin2hex(random_bytes(2));
+        Util::get(RpcContext::class)->set('trace_id', $traceId);
+
+        return $handler->handle($request);
+    }
+}
diff --git a/src/Model.php b/src/Model.php
new file mode 100644
index 0000000..1507e25
--- /dev/null
+++ b/src/Model.php
@@ -0,0 +1,38 @@
+<?php
+
+/**
+ * 数据模型基类
+ */
+
+declare(strict_types=1);
+
+namespace Dhd\Micro\Core;
+
+use Hyperf\DbConnection\Model\Model as HyperfModel;
+use Hyperf\ModelCache\Cacheable;
+use Hyperf\ModelCache\CacheableInterface;
+
+abstract class Model extends HyperfModel implements CacheableInterface
+{
+    use Cacheable;
+
+    /**
+     * 时间戳格式.
+     */
+    protected ?string $dateFormat = 'Y-m-d H:i:s';
+
+    /**
+     * 隐藏字段.
+     */
+    protected array $hidden = [
+        'deleted_at',
+    ];
+
+    /**
+     * 排序配置：
+     * - false: 禁用排序
+     * - 字符串: 排序字段（默认升序）
+     * - 数组: ['field' => '字段名', 'direction' => 'asc/desc'].
+     */
+    protected array|bool|string $sortable = false; // 'sort'; // 默认按sort字段升序
+}
diff --git a/src/Repository.php b/src/Repository.php
new file mode 100644
index 0000000..e69de29
diff --git a/src/Service.php b/src/Service.php
new file mode 100644
index 0000000..e69de29
diff --git a/src/Trait/RpcContextTrait.php b/src/Trait/RpcContextTrait.php
new file mode 100644
index 0000000..d7de288
--- /dev/null
+++ b/src/Trait/RpcContextTrait.php
@@ -0,0 +1,39 @@
+<?php
+
+/**
+ * RPC上下文内容
+ */
+
+declare(strict_types=1);
+
+namespace Dhd\Micro\Core\Trait;
+
+use Hyperf\Rpc\Context as RpcContext;
+use Dhd\Micro\Core\Library\Util;
+
+trait RpcContextTrait
+{
+    /**
+     * 获取traceId
+     */
+    public function getTraceId(): ?string
+    {
+        return Util::get(RpcContext::class)->get('trace_id');
+    }
+
+    /**
+     * 获取app版本号
+     */
+    public function getAppVersion(): ?string
+    {
+        return Util::get(RpcContext::class)->get('app_version');
+    }
+
+    /**
+     * 获取平台名称
+     */
+    public function getPlatformName(): ?string
+    {
+        return Util::get(RpcContext::class)->get('platform_name');
+    }
+}