v0.1.0

Lantern 0.1.0 — first release. A Sigil-native desktop wrapper for web builds: a real window, a secure JS<->Sigil bridge, and optional local filesystem + PTY access, built all the way down in Sigil over sigil-ffi. GTK4 + WebKitGTK, Linux-first. Publishes lantern + lantern-system + lantern-cli at 0.1.0.