add metrics concept

src/argenta/metrics/__init__.py

@@ -0,0 +1,4 @@
+__all__ = ["get_time_of_pre_cycle_setup"]
+
+
+from argenta.metrics.main import get_time_of_pre_cycle_setup

src/argenta/metrics/main.py

@@ -0,0 +1,26 @@
+import io
+from contextlib import redirect_stdout
+from time import time
+
+from argenta.router import Router
+from argenta.command import Command
+from argenta.response import Response
+from argenta.response.status import Status
+from argenta.command.flag import Flag, Flags
+from argenta.app import App
+
+
+def get_time_of_pre_cycle_setup(app: App) -> float:
+    start = time()
+    with redirect_stdout(io.StringIO()):
+        app.pre_cycle_setup()
+    end = time()
+    return end - start
+
+
+
+
+
+
+
+