fix(logging): add setup_logging() call to CLI entry point

Ensure logging is properly initialized before any CLI commands execute.
This prevents loggers created at module level from being initialized
before the logging system is configured.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude <noreply@anthropic.com>

llama_stack/cli/llama.py

@@ -6,6 +6,8 @@
 
 import argparse
 
+from llama_stack.log import setup_logging
+
 from .stack import StackParser
 from .stack.utils import print_subcommand_description
 
@@ -42,6 +44,9 @@ class LlamaCLIParser:
 
 
 def main():
+    # Initialize logging from environment variables before any other operations
+    setup_logging()
+
     parser = LlamaCLIParser()
     args = parser.parse_args()
     parser.run(args)