refactor(cli): centralize Typer app creation and command registration

mini-nav/commands/__init__.py

@@ -1,6 +1,7 @@
-from .train import train
+from .app import app
 from .benchmark import benchmark
-from .visualize import visualize
 from .generate import generate
+from .train import train
+from .visualize import visualize
 
-__all__ = ["train", "benchmark", "visualize", "generate"]
+__all__ = ["app", "train", "benchmark", "visualize", "generate"]

mini-nav/commands/app.py

@@ -0,0 +1,7 @@
+import typer
+
+app = typer.Typer(
+    name="mini-nav",
+    help="Mini-Nav: A vision-language navigation system",
+    add_completion=False,
+)

mini-nav/commands/benchmark.py

@@ -1,8 +1,10 @@
 from typing import cast
 
 import typer
+from commands import app
 
 
+@app.command()
 def benchmark(
     ctx: typer.Context,
     model_path: str = typer.Option(

mini-nav/commands/generate.py

@@ -1,6 +1,8 @@
 import typer
+from commands import app
 
 
+@app.command()
 def generate(ctx: typer.Context):
     from configs import cfg_manager
     from data_loading.synthesizer import ImageSynthesizer

mini-nav/commands/train.py

@@ -1,6 +1,8 @@
 import typer
+from commands import app
 
 
+@app.command()
 def train(
     ctx: typer.Context,
     epoch_size: int = typer.Option(10, "--epoch", "-e", help="Number of epochs"),

mini-nav/commands/visualize.py

@@ -1,6 +1,8 @@
 import typer
+from commands import app
 
 
+@app.command()
 def visualize(
     ctx: typer.Context,
     host: str = typer.Option("127.0.0.1", "--host", help="Server host"),

mini-nav/main.py

@@ -1,16 +1,4 @@
-import typer
-from commands import benchmark, generate, train, visualize
-
-app = typer.Typer(
-    name="mini-nav",
-    help="Mini-Nav: A vision-language navigation system",
-    add_completion=False,
-)
-
-app.command(name="train")(train)
-app.command(name="benchmark")(benchmark)
-app.command(name="visualize")(visualize)
-app.command(name="generate")(generate)
+from commands import app
 
 if __name__ == "__main__":
     app()