diff --git a/fireredasr2s/fireredasr2s_cli.py b/fireredasr2s/fireredasr2s_cli.py
index 5912290..1d97813 100755
--- a/fireredasr2s/fireredasr2s_cli.py
+++ b/fireredasr2s/fireredasr2s_cli.py
@@ -9,16 +9,17 @@
 import os
 
 import soundfile as sf
-from textgrid import TextGrid, IntervalTier
+from textgrid import IntervalTier, TextGrid
 
 from fireredasr2s.fireredasr2 import FireRedAsr2Config
+from fireredasr2s.fireredasr2system import (FireRedAsr2System,
+                                            FireRedAsr2SystemConfig)
 from fireredasr2s.fireredlid import FireRedLidConfig
 from fireredasr2s.fireredpunc import FireRedPuncConfig
 from fireredasr2s.fireredvad import FireRedVadConfig
-from fireredasr2s.fireredasr2system import FireRedAsr2System, FireRedAsr2SystemConfig
 
 logging.basicConfig(level=logging.INFO,
-    format="%(asctime)s (%(module)s:%(lineno)d) %(levelname)s: %(message)s")
+                    format="%(asctime)s (%(module)s:%(lineno)d) %(levelname)s: %(message)s")
 logger = logging.getLogger("fireredasr2s.asr_system")
 
 
@@ -86,7 +87,8 @@
 
 def main(args):
     wavs = get_wav_info(args)
-    if args.outdir: os.makedirs(args.outdir, exist_ok=True)
+    if args.outdir:
+        os.makedirs(args.outdir, exist_ok=True)
     fout = open(args.outdir + "/result.jsonl", "w") if args.outdir else None
 
     # Build Models
@@ -155,7 +157,8 @@ def main(args):
             save_segment_dir = os.path.join(args.outdir, "vad_segment")
             split_and_save_segment(wav_path, result["vad_segments_ms"], save_segment_dir)
 
-    if fout: fout.close()
+    if fout:
+        fout.close()
     logger.info("All Done")
 
 
@@ -164,7 +167,7 @@ def get_wav_info(args):
     Returns:
         wavs: list of (uttid, wav_path)
     """
-    base = lambda p: os.path.basename(p).replace(".wav", "")
+    def base(p): return os.path.basename(p).replace(".wav", "")
     if args.wav_path:
         wavs = [(base(args.wav_path), args.wav_path)]
     elif args.wav_paths and len(args.wav_paths) >= 1:
@@ -258,10 +261,13 @@ def split_and_save_segment(wav_path, timestamps_ms, save_segment_dir):
         start = int(start_ms / 1000 * sample_rate)
         end = int(end_ms / 1000 * sample_rate)
         sf.write(seg_path, wav_np[start:end], samplerate=sample_rate)
- 
 
 
-if __name__ == "__main__":
+def cli_main():
     args = parser.parse_args()
     logger.info(args)
     main(args)
+
+
+if __name__ == "__main__":
+    cli_main()
diff --git a/pyproject.toml b/pyproject.toml
new file mode 100644
index 0000000..e0c9128
--- /dev/null
+++ b/pyproject.toml
@@ -0,0 +1,29 @@
+[build-system]
+requires = ["setuptools>=64", "wheel"]
+build-backend = "setuptools.build_meta"
+
+[project]
+name = "fireredasr2s"
+version = "0.0.1"
+description = "Industrial-grade ASR system with VAD, LID, and punctuation prediction"
+readme = "README.md"
+license = "Apache-2.0"
+requires-python = ">=3.9"
+dependencies = [
+    "torch",
+    "torchaudio",
+    "transformers",
+    "numpy",
+    "cn2an",
+    "kaldiio",
+    "kaldi_native_fbank",
+    "sentencepiece",
+    "soundfile",
+    "textgrid",
+]
+
+[project.scripts]
+fireredasr2s-cli = "fireredasr2s.fireredasr2s_cli:cli_main"
+
+[tool.setuptools.packages.find]
+include = ["fireredasr2s*"]