refactor: 重构服务依赖注入和上下文管理

移除硬编码的服务注入，改为使用缓存机制动态获取Bean
优化上下文类结构，统一服务获取方式
添加PageContent类支持分页数据封装
实现异步数据加载功能

server/src/main/java/com/ecep/contract/ds/contract/service/ContractService.java

@@ -137,7 +137,7 @@ public class ContractService implements IEntityService<Contract>, QueryService<C
         }
 
         // field
-        spec = SpecificationUtils.andFieldEqualParam(spec, paramsNode, "parentCode");
+        spec = SpecificationUtils.andFieldEqualParam(spec, paramsNode, "payWay", "parentCode");
 
         // relation
         spec = SpecificationUtils.andParam(spec, paramsNode, "group", "kind", "type", "group", "company", "project");

server/src/main/java/com/ecep/contract/ds/contract/tasker/AbstContractRepairTasker.java

@@ -77,10 +77,6 @@ public abstract class AbstContractRepairTasker extends Tasker<Object> {
         return purchaseBillVoucherCtx;
     }
 
-    public void setContractService(ContractService contractService) {
-        contractCtx.setContractService(contractService);
-    }
-
     @Override
     protected Object execute(MessageHolder holder) throws Exception {
         try {

server/src/main/java/com/ecep/contract/ds/contract/tasker/ContractFilesRebuildAllTasker.java

@@ -31,7 +31,6 @@ public class ContractFilesRebuildAllTasker extends Tasker<Object> {
     ContractCtx getContractCtx() {
         if (contractCtx == null) {
             contractCtx = new ContractCtx();
-            contractCtx.setContractService(getContractService());
         }
         return contractCtx;
     }

server/src/main/java/com/ecep/contract/ds/project/ProjectCtx.java

@@ -1,14 +1,11 @@
 package com.ecep.contract.ds.project;
 
-import static com.ecep.contract.SpringApp.getBean;
-
 import java.util.Objects;
 
 import org.hibernate.Hibernate;
 
 import com.ecep.contract.MessageHolder;
 import com.ecep.contract.cloud.AbstractCtx;
-import com.ecep.contract.ds.company.service.CompanyService;
 import com.ecep.contract.ds.project.service.ProjectService;
 import com.ecep.contract.model.Company;
 import com.ecep.contract.model.Project;
@@ -18,8 +15,7 @@ import lombok.Setter;
 public class ProjectCtx extends AbstractCtx {
     @Setter
     private ProjectService projectService;
-    @Setter
-    CompanyService companyService;
+
 
     ProjectService getProjectService() {
         if (projectService == null) {
@@ -28,13 +24,6 @@ public class ProjectCtx extends AbstractCtx {
         return projectService;
     }
 
-    CompanyService getCompanyService() {
-        if (companyService == null) {
-            companyService = getBean(CompanyService.class);
-        }
-        return companyService;
-    }
-
     public boolean updateCustomer(Project project, Company customer, MessageHolder holder) {
         boolean modified = false;
         if (!Objects.equals(project.getCustomer(), customer)) {