# `@cfxdevkit/services` — Structure Pluggable backends: keystore, crypto, dex, tokens. Workspace path: `repos/cfx-keys/packages/services` ## Directory Tree ```text .gitignore API.md CHANGELOG.md README.md STRUCTURE.md moon.yml package.json src auth index.ts — public auth module entry nonces.test.ts — nonce validation tests nonces.ts — nonce generation & validation logic token.test.ts — token handling tests token.ts — JWT-like token creation & parsing crypto aead.ts — authenticated encryption with associated data constants.ts — crypto constants & defaults encoding.ts — base64, hex, etc. encodings errors.ts — crypto-specific error types index.test.ts — crypto module tests index.ts — public crypto module entry kdf.ts — key derivation functions keys.ts — key generation & management random.ts — secure random bytes embedded-wallet index.ts — public embedded wallet entry manager.test.ts — wallet manager tests manager.ts — wallet lifecycle & session management types.ts — embedded wallet type definitions index.test.ts — root module tests index.ts — root module entry (re-exports) keystore audit.test.ts — keystore audit logging tests audit.ts — keystore audit trail implementation file index.test.ts — file keystore tests index.ts — file-based keystore backend internals.ts — internal file keystore helpers index.test.ts — keystore root tests index.ts — public keystore module entry ledger core — ledger-specific internal utilities (no files) index.test.ts — ledger keystore tests index.ts — ledger keystore entry provider.ts — ledger transport provider signature.ts — ledger signature handling signer.ts — ledger signing interface transport.ts — ledger transport abstraction types.ts — ledger-specific types memory capability.test.ts — memory keystore capability tests capability.ts — capability-based access control index.test.ts — memory keystore tests index.ts — in-memory keystore backend tsconfig.json — TypeScript config vite.config.ts — Vite build config (for dev/test) vitest.config.ts — Vitest test config ```