完善合同气瓶绑定约束与候选过滤

- 明确合同状态、气瓶归属、停用、报废和重复绑定失败原因
- 根据当前合同过滤可绑定气瓶，排除无效及重复候选项
- 从合同列表进入绑定页时锁定预填合同，防止切换上下文
- 切换通用新建页合同后清空旧气瓶并重新加载候选项
- 增加前后端回归检查并同步中文操作日志

frontend/platform_admin/src/views/resource/use-resource-relation-linkage.ts

@@ -162,7 +162,11 @@ export function useResourceRelationLinkage(
       return;
     const linkage = active.childField.relationLinkage;
     const childIdentity = relationIdentity(form[active.childField.key]);
-    if (childIdentity) {
+    if (linkage.filterOnly && childIdentity) {
+      form[active.childField.key] = '';
+      Message.info('合同已变更，请重新选择该合同可绑定的气瓶');
+    }
+    if (childIdentity && !linkage.filterOnly) {
       const option =
         findOption(active.childField.relation, childIdentity) ??
         (await relations.ensure(active.childField.relation, childIdentity));
@@ -187,6 +191,7 @@ export function useResourceRelationLinkage(
       return;
     const linkage = active.childField.relationLinkage;
     if (!childIdentity) return;
+    if (linkage.filterOnly) return;
     const option =
       findOption(active.childField.relation, childIdentity) ??
       (await relations.ensure(active.childField.relation, childIdentity));
@@ -249,6 +254,7 @@ export function useResourceRelationLinkage(
     if (!active?.childField.relationLinkage || !active.childField.relation)
       return '';
     const linkage = active.childField.relationLinkage;
+    if (linkage.filterOnly) return '';
     const parentIdentity = relationIdentity(form[linkage.parentKey]);
     const childIdentity = relationIdentity(form[active.childField.key]);
     const option = findOption(active.childField.relation, childIdentity);