Not functioning properly

[cong-yuki]

python:3.13.0
sqllineage:1.5.3

• Testing simple sql：

• Displayed after switching Lineage View：

• Server-side logs：

Traceback (most recent call last):
  File "/usr/local/lib/python3.13/wsgiref/handlers.py", line 137, in run
    self.result = application(self.environ, self.start_response)
                  ~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.13/site-packages/sqllineage/drawing.py", line 78, in __call__
    data = self.routes[path_info](payload)
  File "/usr/local/lib/python3.13/site-packages/sqllineage/drawing.py", line 170, in lineage
    "verbose": str(lr),
               ~~~^^^^
  File "/usr/local/lib/python3.13/site-packages/sqllineage/runner.py", line 26, in wrapper
    self._eval()
    ~~~~~~~~~~^^
  File "/usr/local/lib/python3.13/site-packages/sqllineage/runner.py", line 199, in _eval
    stmt_holder = analyzer.analyze(stmt, session.metadata_provider)
  File "/usr/local/lib/python3.13/site-packages/sqllineage/core/parser/sqlfluff/analyzer.py", line 52, in analyze
    statement_segments = self._list_specific_statement_segment(sql)
  File "/usr/local/lib/python3.13/site-packages/sqllineage/core/parser/sqlfluff/analyzer.py", line 83, in _list_specific_statement_segment
    config=FluffConfig.from_root(overrides={"dialect": self._dialect})
  File "/usr/local/lib/python3.13/site-packages/sqlfluff/core/config.py", line 878, in from_root
    return cls(
        configs=c,
    ...<3 lines>...
        **kw,
    )
  File "/usr/local/lib/python3.13/site-packages/sqlfluff/core/config.py", line 798, in __init__
    self._initialise_dialect(dialect, require_dialect)
    ~~~~~~~~~~~~~~~~~~~~~~~~^^^^^^^^^^^^^^^^^^^^^^^^^^
  File "/usr/local/lib/python3.13/site-packages/sqlfluff/core/config.py", line 811, in _initialise_dialect
    self._configs["core"]["dialect_obj"] = dialect_selector(
                                           ~~~~~~~~~~~~~~~~^
        self._configs["core"]["dialect"]
        ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
    )
    ^
  File "/usr/local/lib/python3.13/site-packages/sqlfluff/core/dialects/__init__.py", line 95, in dialect_selector
    dialect = load_raw_dialect(s)
  File "/usr/local/lib/python3.13/site-packages/sqlfluff/core/dialects/__init__.py", line 66, in load_raw_dialect
    raise KeyError("Unknown dialect")
KeyError: 'Unknown dialect'