Starter layout for a first-principles accounting system with:
frontend/reserved for a future user-facing applicationmcp_server/for the Python MCP server and accounting engine layers
frontend/- Empty placeholder for now
mcp_server/src/first_principle_accounting/domain/domain model and invariantssrc/first_principle_accounting/application/use-case layer and portssrc/first_principle_accounting/storage/storage abstractions and file driversrc/first_principle_accounting/engine/ledger engine orchestrationsrc/first_principle_accounting/mcp/MCP-facing adapter layersrc/first_principle_accounting/cli/local bootstrap and entry pointstests/test package placeholder