清单指引类别库算法，新增无必填的情况

modules/std_billsGuidance_lib/facade/facades.js

@@ -848,6 +848,28 @@ async function generateClassData(libID) {
                 errorRationIDs,
             });
         });
+        //新增无必填时的情况
+        if(itemClassData.length===0){
+            // console.log({requireRationData,optionalRationData,classGroups,IDData});
+           Object.values(requireRationData).forEach((dataList)=>{
+                dataList.forEach(data=>{
+                    optionalRationIDs.push(...data);
+                })
+            })
+            const errorRationIDs = getErrorRationIDs([], optionalRationIDs, allRationIDs);
+            billClassData.push({
+                itemCharacter: '',
+                class: classNum++,
+                classCode: `${billNode.data.code}`,
+                compilationID: lib.compilationId,
+                name: billNode.data.name,
+                code: billNode.data.code,
+                requiredRationIDs: [],
+                optionalRationIDs:optionalRationIDs || [],
+                errorRationIDs,
+            });
+
+        }
     }
     console.log(`billClassData.length`);
     console.log(billClassData.length);