Add --version flag to check version (#91)

Author: james00012

comfy_cli/cmdline.py

@@ -111,7 +111,19 @@ def entry(
             help="Enable tracking",
         ),
     ] = True,
+    version: bool = typer.Option(
+        False,
+        "--version",
+        "-v",
+        help="Print version and exit",
+        is_flag=True,
+        callback=exclusivity_callback,
+    ),
 ):
+    if version:
+        print(ConfigManager().get_cli_version())
+        ctx.exit(0)
+
     workspace_manager.setup_workspace_manager(workspace, here, recent, skip_prompt)
 
     tracking.prompt_tracking_consent(skip_prompt, default_value=enable_telemetry)

comfy_cli/config_manager.py

@@ -1,6 +1,8 @@
 import configparser
 import os
 
+import tomlkit
+
 from comfy_cli.utils import singleton, get_os, is_running
 from comfy_cli import constants, logging
 from typing import Optional, Tuple
@@ -119,13 +121,13 @@ def remove_background(self):
         self.background = None
 
     def get_cli_version(self):
-        # Note: this approach should work for users installing the CLI via PyPi (e.g., pip install comfy-cli)
+        # Note: this approach should work for users installing the CLI via
+        # PyPi and Homebrew (e.g., pip install comfy-cli)
         try:
             return version("comfy-cli")
         except Exception as e:
             logging.debug(
                 f"Error occurred while retrieving CLI version using importlib.metadata: {e}"
             )
 
-        # TODO: cover the users installing the CLI via homebrew
         return "0.0.0"