Siege engines: knights bring rams and catapults, masters build their own in the forge

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>

src/main.rs

@@ -33,6 +33,7 @@ mod blocks;
 mod bridges;
 mod mscript;
 mod settings;
+mod siege;
 mod sfx;
 mod tracks;
 mod traps;
@@ -146,6 +147,7 @@ fn world_action(app: &mut App, ui: &mut Ui, r3d: &R3d, inp: &mut Input, mx: f32,
         (Tool::Tower(k), Some((x, z))) => app.game.queue(Act::Tower { kind: k, x, y: z }),
         (Tool::Trap(k), Some((x, z))) => app.game.queue(Act::Trap { kind: k, x, y: z }),
         (Tool::Spell(sp), _) => app.game.queue(Act::Cast { spell: sp, x: wx, y: wy }),
+        (Tool::Siege(which), Some((tx, ty))) => app.game.queue(Act::Siege { which, x: tx, y: ty }),
         (Tool::Order(0), _) => {
             let j = r3d.pick_ent(&app.game, &app.cam, mx, my, false);
             let ent = j.filter(|&j| j < app.game.ents.len()).map(|j| app.game.ents[j].id);
@@ -1958,6 +1960,7 @@ fn draw_frame(app: &mut App, gfx: &Gfx, r3d: &mut R3d, ui: &mut Ui, menu: &mut M
         Tool::Summon => (Color::new(0.8, 0.5, 1.0, 1.0), None),
         Tool::Bridge | Tool::Drawbridge => (Color::new(0.9, 0.7, 0.4, 1.0), None),
         Tool::Wall => (Color::new(0.8, 0.4, 1.0, 1.0), None),
+        Tool::Siege(_) => (Color::new(0.9, 0.7, 0.4, 1.0), None),
         Tool::Steel => (Color::new(0.75, 0.8, 0.9, 1.0), None),
         Tool::Tower(_) => (Color::new(1.0, 0.6, 0.25, 1.0), None),
         Tool::Trap(_) => (Color::new(1.0, 0.4, 0.3, 1.0), None),