feat: add AST_CHECK_FAILED status and update result display

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

src/oj/problem/components/SubmissionResult.vue

@@ -40,6 +40,10 @@ const msg = computed(() => {
     msg += "请仔细检查，看看代码的格式是不是写错了！\n\n"
   }
 
+  if (result === SubmissionStatus.ast_check_failed) {
+    msg += "你的答案是正确的，但是代码结构不符合要求：\n\n"
+  }
+
   if (props.submission.statistic_info?.err_info) {
     msg += props.submission.statistic_info.err_info
   }
@@ -53,6 +57,7 @@ const showAIHint = computed(() => {
   return (
     problemStore.failCount >= 3 &&
     props.submission.result !== SubmissionStatus.accepted &&
+    props.submission.result !== SubmissionStatus.ast_check_failed &&
     props.submission.result !== SubmissionStatus.pending &&
     props.submission.result !== SubmissionStatus.judging &&
     props.submission.result !== SubmissionStatus.submitting
@@ -108,6 +113,7 @@ const infoTable = computed(() => {
   // AC、编译错误、运行时错误不显示测试用例表格
   if (
     result === SubmissionStatus.accepted ||
+    result === SubmissionStatus.ast_check_failed ||
     result === SubmissionStatus.compile_error ||
     result === SubmissionStatus.runtime_error
   ) {

src/oj/problem/components/SubmitCode.vue

@@ -149,7 +149,7 @@ watch(
       result === SubmissionStatus.submitting
     )
       return
-    if (result !== SubmissionStatus.accepted) {
+    if (result !== SubmissionStatus.accepted && result !== SubmissionStatus.ast_check_failed) {
       problemStore.incrementFailCount()
     }
   },
@@ -159,7 +159,7 @@ watch(
 watch(
   () => submission.value?.result,
   async (result) => {
-    if (result !== SubmissionStatus.accepted) return
+    if (result !== SubmissionStatus.accepted && result !== SubmissionStatus.ast_check_failed) return
 
     // 1. 刷新题目状态
     problem.value!.my_status = 0
@@ -173,6 +173,8 @@ watch(
       )
     }
 
+    if (result !== SubmissionStatus.accepted) return
+
     // 3. 放烟花
     celebrate()