Everytable Customer Account (OAuth 2.0 / OpenID Connect)
Shopify Customer Accounts authorization server for Everytable, discoverable anonymously at https://everytable.com/.well-known/openid-configuration and /.well-known/oauth-authorization-server. Issuer https://shopify.com/authentication/69951324217, authorization and token endpoints on account.everytable.com, authorization_code + refresh_token + jwt-bearer grants, PKCE S256 required, RS256 ID tokens, and four published scopes including customer-account-mcp-api:full.