feat: increase api_key length and enhance ModelConfig annotations (#32)

* refactor: rename artifactId and application name to 'datamate'; add model configuration and related services

* refactor: simplify package scanning by using wildcard for mapper packages

* feat: add model health check functionality and improve model configuration

* feat: increase api_key length and enhance ModelConfig annotations

backend/shared/domain-common/src/main/java/com/datamate/common/models/domain/entity/ModelConfig.java

@@ -2,10 +2,7 @@ package com.datamate.common.models.domain.entity;
 
 import com.baomidou.mybatisplus.annotation.TableName;
 import com.datamate.common.domain.model.base.BaseEntity;
-import lombok.Builder;
-import lombok.Getter;
-import lombok.Setter;
-import lombok.ToString;
+import lombok.*;
 
 /**
  * 模型配置实体类
@@ -18,6 +15,8 @@ import lombok.ToString;
 @TableName("t_model_config")
 @Builder
 @ToString
+@NoArgsConstructor
+@AllArgsConstructor
 public class ModelConfig extends BaseEntity<String> {
     /**
      * 模型名称（如 qwen2）

scripts/db/model-management-init.sql

@@ -6,7 +6,7 @@ CREATE TABLE t_model_config
     model_name VARCHAR(100) NOT NULL COMMENT '模型名称（如 qwen2）',
     provider   VARCHAR(50)  NOT NULL COMMENT '模型提供商（如 Ollama、OpenAI、DeepSeek）',
     base_url   VARCHAR(255) NOT NULL COMMENT 'API 基础地址',
-    api_key    VARCHAR(255) DEFAULT '' COMMENT 'API 密钥（无密钥则为空）',
+    api_key    VARCHAR(512) DEFAULT '' COMMENT 'API 密钥（无密钥则为空）',
     type       VARCHAR(50)  NOT NULL COMMENT '模型类型（如 chat、embedding）',
     is_enabled TINYINT      DEFAULT 1 COMMENT '是否启用：1-启用，0-禁用',
     created_at TIMESTAMP    DEFAULT CURRENT_TIMESTAMP COMMENT '创建时间',