refactor: reorganize code structure

Author: phamhoangtuan

src/app/cli.py

@@ -0,0 +1,11 @@
+import click
+from src.app.deploy import deploy
+
+
+@click.group(help='''
+    CLI sub-command to help manage aitomatic apps
+''')
+def app():
+    pass
+
+app.add_command(deploy)

src/cli.py

@@ -1,5 +1,5 @@
 import click
-from src.app.deploy import deploy
+from src.app.cli import app
 
 
 @click.group(help='''
@@ -8,14 +8,7 @@
 def cli():
     pass
 
-
-@cli.group(help='''
-    CLI sub-command to help manage aitomatic apps
-''')
-def app():
-    pass
-
-app.add_command(deploy)
+cli.add_command(app)
 
 if __name__ == '__main__':
     cli()