fix(logging): use space-separated timestamps in unified log (1.2.12)

Replace ISO T with YYYY-MM-DD HH:MM:SS so runtime log UI can wrap and display cleanly.

Co-authored-by: Cursor <cursoragent@cursor.com>

tests/test_unified_logging.py

@@ -45,6 +45,25 @@ class TestUnifiedLogging(unittest.TestCase):
         self.assertFalse(any(isinstance(h, TimedRotatingFileHandler) for h in handlers))
         self.assertTrue(any(isinstance(h, logging.NullHandler) for h in handlers))
 
+    def test_log_timestamp_uses_space_not_iso_t(self) -> None:
+        with tempfile.TemporaryDirectory() as tmp:
+            log_path = os.path.join(tmp, "skill.log")
+            logger_name = "test.logger.datefmt"
+            with patch.object(ul, "get_skill_log_file_path", return_value=log_path):
+                ul.setup_skill_logging("receive-order", logger_name)
+                ul.get_skill_logger().info("hello-datefmt")
+                ul._clear_logger_handlers(logging.getLogger(logger_name))
+            with open(log_path, encoding="utf-8") as f:
+                text = f.read()
+            self.assertRegex(
+                text,
+                r"\d{4}-\d{2}-\d{2} \d{2}:\d{2}:\d{2} \|",
+            )
+            self.assertNotRegex(
+                text,
+                r"\d{4}-\d{2}-\d{2}T\d{2}:\d{2}:\d{2} \|",
+            )
+
     def test_attach_unified_file_handler_unwritable(self) -> None:
         logger_name = "test.logger.attach.unwritable"
         with patch.object(ul, "_can_open_log_file", return_value=(False, "permission denied")):