feat: 流程类型选项接口（flowCode → 名称），两端筛选改远程加载

src/main/java/com/gxwebsoft/approval/controller/ApprovalDirectoryController.java

@@ -1,6 +1,7 @@
 package com.gxwebsoft.approval.controller;
 
 import com.gxwebsoft.approval.service.ApprovalDirectoryService;
+import com.gxwebsoft.approval.vo.ApprovalFlowOptionVO;
 import com.gxwebsoft.approval.vo.ApprovalOrganizationVO;
 import com.gxwebsoft.approval.vo.ApprovalUserVO;
 import com.gxwebsoft.common.core.web.ApiResult;
@@ -26,6 +27,8 @@ public class ApprovalDirectoryController extends BaseController {
 
   @Resource
   private ApprovalDirectoryService directoryService;
+  @Resource
+  private com.gxwebsoft.approval.document.ApprovalDocumentRegistry documentRegistry;
 
   @PreAuthorize("hasAuthority('approval:instance:list')")
   @ApiOperation("启用组织")
@@ -34,6 +37,20 @@ public class ApprovalDirectoryController extends BaseController {
     return success(directoryService.listOrganizations());
   }
 
+  /**
+   * 流程类型选项：取自单据实现注册表，新增单据自动出现，前端不再维护静态映射。
+   */
+  @PreAuthorize("hasAnyAuthority('approval:instance:list', 'approval:instance:assign', 'approval:price:view')")
+  @ApiOperation("流程类型选项（flowCode → 流程名称）")
+  @GetMapping("/flows")
+  public ApiResult<List<ApprovalFlowOptionVO>> flows() {
+    List<ApprovalFlowOptionVO> options = new java.util.ArrayList<>();
+    for (com.gxwebsoft.approval.document.ApprovalDocumentType type : documentRegistry.all()) {
+      options.add(new ApprovalFlowOptionVO(type.flowCode(), type.flowName()));
+    }
+    return success(options);
+  }
+
   @PreAuthorize("hasAnyAuthority('approval:instance:list', 'approval:instance:assign')")
   @ApiOperation("启用用户搜索")
   @GetMapping("/users")

src/main/java/com/gxwebsoft/approval/vo/ApprovalFlowOptionVO.java

@@ -0,0 +1,27 @@
+package com.gxwebsoft.approval.vo;
+
+import io.swagger.annotations.ApiModel;
+import lombok.Data;
+
+import java.io.Serializable;
+
+/**
+ * 流程类型选项：flowCode → 流程名称，供两端「按流程类型筛选」下拉使用。
+ */
+@Data
+@ApiModel(description = "审批流程类型选项")
+public class ApprovalFlowOptionVO implements Serializable {
+  private static final long serialVersionUID = 1L;
+
+  private String flowCode;
+
+  private String flowName;
+
+  public ApprovalFlowOptionVO() {
+  }
+
+  public ApprovalFlowOptionVO(String flowCode, String flowName) {
+    this.flowCode = flowCode;
+    this.flowName = flowName;
+  }
+}