feat: show app docs_url

Author: chipytux

src/fastapi_cli/cli.py

@@ -1,3 +1,4 @@
+import importlib
 from logging import getLogger
 from pathlib import Path
 from typing import Any, Union
@@ -45,6 +46,13 @@ def callback(
     """
 
 
+def _get_docs_url(uvicorn_path: str) -> str:
+    module_path, app_name = uvicorn_path.split(sep=":")
+    module = importlib.import_module(module_path)
+    app = getattr(module, app_name)
+    return app.docs_url
+
+
 def _run(
     path: Union[Path, None] = None,
     *,
@@ -62,7 +70,13 @@ def _run(
     except FastAPICLIException as e:
         logger.error(str(e))
         raise typer.Exit(code=1) from None
-    serving_str = f"[dim]Serving at:[/dim] [link]http://{host}:{port}[/link]\n\n[dim]API docs:[/dim] [link]http://{host}:{port}/docs[/link]"
+
+    docs_url = _get_docs_url(use_uvicorn_app)
+
+    serving_str = (
+        f"[dim]Serving at:[/dim] [link]http://{host}:{port}[/link]\n\n[dim]"
+        f"API docs:[/dim] [link]http://{host}:{port}{docs_url}[/link]"
+    )
 
     if command == "dev":
         panel = Panel(