chore: rename CLI to pfhub, update service-token command, and update docs/tests accordingly

app/cli/main.py

@@ -9,7 +9,7 @@ import typer
 from rich.console import Console
 
 from app.cli.commands.health import register_health_commands
-from app.cli.commands.bot_tokens import bot_app
+from app.cli.commands.bot_tokens import token_app
 from app.cli.commands.portfolio import portfolio_app
 from app.cli.commands.strategy import strategy_app
 from app.cli.commands.user import user_app
@@ -50,7 +50,7 @@ def create_app(
     app.add_typer(portfolio_app, name="portfolio")
     app.add_typer(strategy_app, name="strategy")
     app.add_typer(user_app, name="user")
-    app.add_typer(bot_app, name="bot")
+    app.add_typer(token_app, name="service-token")
     register_health_commands(app)
     return app