Add live config reload, session locking and managed daemons

Refine focus gradients, shell workspace controls and popup motion. Correct floating stacking and preserve client-chosen dialog sizes. Add lock protocol probes and session integration.

compositor/src/handlers/xdg_shell.rs

@@ -115,6 +115,9 @@ impl XdgShellHandler for Ferese {
     }
 
     fn move_request(&mut self, surface: ToplevelSurface, seat: wl_seat::WlSeat, serial: Serial) {
+        if self.session_lock.active {
+            return;
+        }
         let Some(seat) = Seat::from_resource(&seat) else {
             return;
         };
@@ -163,6 +166,9 @@ impl XdgShellHandler for Ferese {
         serial: Serial,
         edges: smithay::reexports::wayland_protocols::xdg::shell::server::xdg_toplevel::ResizeEdge,
     ) {
+        if self.session_lock.active {
+            return;
+        }
         let Some(seat) = Seat::from_resource(&seat) else {
             return;
         };
@@ -247,6 +253,9 @@ impl XdgShellHandler for Ferese {
     }
 
     fn grab(&mut self, surface: PopupSurface, seat: wl_seat::WlSeat, serial: Serial) {
+        if self.session_lock.active {
+            return;
+        }
         let Some(seat) = Seat::from_resource(&seat) else {
             return;
         };