fix(aihr): align disabled scenario prep cards

backend/ruoyi-modules/ruoyi-aihr/src/main/java/org/dromara/aihr/service/AihrPracticeSeedService.java

@@ -377,6 +377,7 @@ public class AihrPracticeSeedService {
     }
 
     public PrepCardResponse prepCard(String scenarioId) {
+        ensureScenarioEnabledForStart(scenarioId);
         ScenarioResponse scenario = scenario(scenarioId);
         return new PrepCardResponse(
             List.of(

backend/ruoyi-modules/ruoyi-aihr/src/test/java/org/dromara/aihr/service/AihrPracticeSeedServiceTest.java

@@ -296,6 +296,16 @@ public class AihrPracticeSeedServiceTest {
         assertTrue(source.contains("训练场景已停用，无法开始"));
     }
 
+    @Test
+    public void prepCardChecksScenarioEnabledBeforeLoading() throws Exception {
+        String source = Files.readString(Path.of("src/main/java/org/dromara/aihr/service/AihrPracticeSeedService.java"));
+        int methodStart = source.indexOf("public PrepCardResponse prepCard(String scenarioId)");
+        int methodEnd = source.indexOf("public List<RubricResponse> rubrics", methodStart);
+        String method = source.substring(methodStart, methodEnd);
+
+        assertTrue(method.contains("ensureScenarioEnabledForStart(scenarioId)"));
+    }
+
     @Test
     public void startRejectsDisabledDatabaseScenario() {
         JdbcTemplate jdbcTemplate = mock(JdbcTemplate.class);