GCP BigQuery Pipeline: CLI Interface & Commands

[JGrubb]

Overview

Add GCP-specific commands to the CLI interface for importing billing data and managing GCP pipeline operations.

Tasks

• Add 'finops gcp import-billing' command
• Add 'finops gcp list-exports' command
• Add 'finops gcp validate-config' command
• Integrate with existing CLI structure in src/cli/
• Add GCP-specific help and documentation
• Error handling and user feedback

Acceptance Criteria

• CLI commands work consistently with AWS equivalents
• Proper help documentation for each command
• Error messages are clear and actionable
• Commands integrate with existing configuration system

Dependencies

• Issue GCP BigQuery Pipeline: Core Pipeline Implementation #51 (Core Pipeline Implementation)

Architecture

• Follow src/cli/aws.py pattern
• Create src/cli/gcp.py with command implementations
• Update src/cli/main.py to include GCP subcommands