Module startup 

Startup types and helpers for Tuitbot CLI commands.

Provides API tier detection types, OAuth token management, PKCE authentication helpers, startup banner formatting, and diagnostic check types used by the run, auth, and test CLI commands.

Module layout

• config — ApiTier, TierCapabilities, StoredTokens, StartupError
• db — token file I/O, path helpers (data_dir, expand_tilde, validate_db_path)
• services — PKCE, OAuth URL building, token exchange, credential verification, banner

Re-exports

pub use config::ApiTier;

pub use config::StartupError;

pub use config::StoredTokens;

pub use config::TierCapabilities;

pub use db::data_dir;

pub use db::expand_tilde;

pub use db::load_tokens_from_file;

pub use db::resolve_db_path;

pub use db::save_tokens_to_file;

pub use db::token_file_path;

pub use db::validate_db_path;

pub use services::build_auth_url;

pub use services::build_redirect_uri;

pub use services::exchange_auth_code;

pub use services::extract_auth_code;

pub use services::extract_callback_state;

pub use services::format_startup_banner;

pub use services::generate_pkce;

pub use services::verify_credentials;

pub use services::PkceChallenge;

pub use services::X_AUTH_URL;

pub use services::X_TOKEN_URL;

pub use services::X_USERS_ME_URL;

Modules

config

API tier types, token storage model, and startup error type.

db

Token file I/O and filesystem path helpers.

services

PKCE generation, OAuth URL building, token exchange, credential verification, and startup banner formatting.