refactor: improve error handling and types in deploy.ts

[crStiv]

• Add DeployError interface for better error typing
• Implement centralized error handling with handleDeployError function
• Add try-catch blocks for better error handling
• Improve error messages with specific deployment steps
• Add proper type annotations for function parameters
• Improve code readability with better formatting and comments
• Add proper process exit on errors
• Fix concurrent parameter type checking