launchpad: drive the endpoints from data/launchpad.yml

src/data.rs

@@ -7,8 +7,9 @@
 //!
 //! This module is deliberately not a central registry: each file is
 //! embedded by the module that owns it (distro_info.rs owns
-//! data/distro_info.yml, put/ssh.rs owns data/host_keys.yml, quirks.rs
-//! owns data/quirks.yml) through the [`embed_data!`] macro below, so data
+//! data/distro_info.yml, launchpad.rs owns data/launchpad.yml, put/ssh.rs
+//! owns data/host_keys.yml, quirks.rs owns data/quirks.yml) through the
+//! [`embed_data!`] macro below, so data
 //! and its accessors stay together and a diff touching one domain cannot
 //! half-touch another. The macro embeds the file at compile time and
 //! parses it once into a `lazy_static` on first use; since the data ships