test(sql): align contracts with clean initialization

lastleg-service/src/test/java/com/baiyue/lastleg/looseboard/LocalLooseboardSchemaContractTest.java

@@ -28,11 +28,19 @@ class LocalLooseboardSchemaContractTest {
     }
 
     @Test
-    void unifiedIncrementalContainsHistoryIdempotencyAndOperationLedger() throws Exception {
+    void unifiedInitializationContainsHistoryIdempotencyAndOperationLedger() throws Exception {
         String sql = Files.readString(Path.of("..", "deploy", "sql", "海外区域统一增量-MySQL8.sql"),
             StandardCharsets.UTF_8);
-        assertTrue(sql.contains("CREATE TABLE IF NOT EXISTS ll_local_looseboard_operation"));
-        assertTrue(sql.contains("uk_ll_local_looseboard_operation_key(customer_id,order_id,idempotency_key)"));
-        assertTrue(sql.contains("table_name='ll_local_looseboard_history' AND column_name='idempotency_key'"));
+        String normalized = sql.replaceAll("\\s+", "");
+        assertTrue(sql.contains("CREATE TABLE ll_local_looseboard_operation"));
+        assertTrue(normalized.contains("uk_ll_local_looseboard_operation_key(customer_id,order_id,idempotency_key)"));
+        assertTrue(tableBlock(sql, "ll_local_looseboard_history").contains("idempotency_key varchar(255)"));
+        org.junit.jupiter.api.Assertions.assertFalse(sql.contains("ALTER TABLE ll_local_looseboard_history"));
+    }
+
+    private static String tableBlock(String sql, String table) {
+        int start = sql.indexOf("CREATE TABLE " + table + " (");
+        int end = sql.indexOf(";", start);
+        return start < 0 || end < 0 ? "" : sql.substring(start, end);
     }
 }