Banana Image MCP

#!/usr/bin/env python3 """ Nano Banana MCP Server - Main Entry Point A production-ready FastMCP server that provides AI-powered image generation and editing capabilities through Google's Gemini 2.5 Flash Image model. """ import logging import os import sys from . import services from .config.settings import GeminiConfig, ServerConfig from .core.exceptions import ConfigurationError from .core.server import NanoBananaMCP from .utils.logging_utils import setup_logging def create_app(): """ Application factory function for FastMCP CLI. This function is used by FastMCP CLI as the server entrypoint. It can be called via: fastmcp dev server.py:create_app """ # Set up logging if not already configured if not logging.getLogger().hasHandlers(): log_level = os.getenv("LOG_LEVEL", "INFO") log_format = os.getenv("LOG_FORMAT", "standard") setup_logging(level=log_level, format_type=log_format) logger = logging.getLogger(__name__) logger.info("Initializing Nano Banana MCP Server...") try: # Load configuration server_config = ServerConfig.from_env() gemini_config = GeminiConfig() logger.info(f"Server transport: {server_config.transport}") logger.info(f"Gemini model: {gemini_config.model_name}") # Initialize services first services.initialize_services(server_config, gemini_config) # Get services from the global registry (don't create new instances) image_service = services.get_image_service() # Create and configure server app = NanoBananaMCP(server_config) # Inject dependencies from the global registry app.image_service = image_service logger.info("Server initialized successfully") # Return the inner FastMCP server instance for FastMCP CLI return app.server except Exception as e: logger.error(f"Failed to initialize server: {e}") raise def create_wrapper_app() -> NanoBananaMCP: """Create the complete application wrapper (for direct execution).""" # Set up logging if not already configured if not logging.getLogger().hasHandlers(): log_level = os.getenv("LOG_LEVEL", "INFO") log_format = os.getenv("LOG_FORMAT", "standard") setup_logging(level=log_level, format_type=log_format) logger = logging.getLogger(__name__) logger.info("Initializing Nano Banana MCP Server...") try: # Load configuration server_config = ServerConfig.from_env() gemini_config = GeminiConfig() logger.info(f"Server transport: {server_config.transport}") logger.info(f"Gemini model: {gemini_config.model_name}") # Initialize services first services.initialize_services(server_config, gemini_config) # Get services from the global registry (don't create new instances) image_service = services.get_image_service() # Create and configure server app = NanoBananaMCP(server_config) # Inject dependencies from the global registry app.image_service = image_service logger.info("Server initialized successfully") return app except Exception as e: logger.error(f"Failed to initialize server: {e}") raise def main(): """Main entry point for the server.""" # Set up logging first log_level = os.getenv("LOG_LEVEL", "INFO") log_format = os.getenv("LOG_FORMAT", "standard") # standard, json, detailed setup_logging(level=log_level, format_type=log_format) logger = logging.getLogger(__name__) try: logger.info("Starting Nano Banana MCP Server...") logger.info(f"Python version: {sys.version}") logger.info(f"Working directory: {os.getcwd()}") # Create and run application wrapper app = create_wrapper_app() logger.info("Application initialized successfully") # Start the server logger.info("Starting FastMCP server...") app.run() except ConfigurationError as e: logger.error(f"Configuration error: {e}") sys.exit(1) except KeyboardInterrupt: logger.info("Server shutdown requested by user") sys.exit(0) except Exception as e: logger.error(f"Unexpected error: {e}", exc_info=True) sys.exit(1) if __name__ == "__main__": main()