Run ecosystem checks with preview mode enabled (#8358)

Until https://github.com/astral-sh/ruff/issues/8076 is ready, it seems
beneficial to get feedback on preview mode changes.

Tested locally, updated logs to output the flags passed to `ruff` and
verified `--preview` is used.

python/ruff-ecosystem/ruff_ecosystem/format.py

@@ -6,7 +6,6 @@ from __future__ import annotations
 
 import time
 from asyncio import create_subprocess_exec
-from dataclasses import dataclass
 from pathlib import Path
 from subprocess import PIPE
 from typing import TYPE_CHECKING, Sequence
@@ -18,7 +17,7 @@ from ruff_ecosystem.markdown import markdown_project_section
 from ruff_ecosystem.types import Comparison, Diff, Result, RuffError
 
 if TYPE_CHECKING:
-    from ruff_ecosystem.projects import ClonedRepository
+    from ruff_ecosystem.projects import ClonedRepository, FormatOptions
 
 
 def markdown_format_result(result: Result) -> str:
@@ -153,8 +152,8 @@ async def ruff_format(
     diff: bool = False,
 ) -> Sequence[str]:
     """Run the given ruff binary against the specified path."""
-    logger.debug(f"Formatting {name} with {executable}")
     ruff_args = options.to_cli_args()
+    logger.debug(f"Formatting {name} with {executable} " + " ".join(ruff_args))
 
     if diff:
         ruff_args.append("--diff")
@@ -178,18 +177,3 @@ async def ruff_format(
 
     lines = result.decode("utf8").splitlines()
     return lines
-
-
-@dataclass(frozen=True)
-class FormatOptions:
-    """
-    Ruff format options.
-    """
-
-    exclude: str = ""
-
-    def to_cli_args(self) -> list[str]:
-        args = ["format"]
-        if self.exclude:
-            args.extend(["--exclude", self.exclude])
-        return args