Defence towers: arrow (piercing), cannon (splash + knockback), magic (mana, slow, chain); 3 levels, repair by imps, heroes attack towers; torture/temple room tools prepared

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

src/settings.rs

@@ -7,7 +7,7 @@ use std::collections::BTreeMap;
 // Rebindable keyboard actions. Esc (menu) and the arrow keys (camera) are fixed.
 #[derive(Clone, Copy, PartialEq, Eq, Debug)]
 pub enum Action {
-    Tool(usize), // 0..12, same order as ui::TOOLS
+    Tool(usize), // 0..17, same order as ui::TOOLS
     CamForward,
     CamBack,
     CamLeft,
@@ -25,7 +25,7 @@ pub enum Action {
 }
 
 pub fn all_actions() -> Vec<Action> {
-    let mut v: Vec<Action> = (0..12).map(Action::Tool).collect();
+    let mut v: Vec<Action> = (0..17).map(Action::Tool).collect();
     v.extend_from_slice(&[
         Action::CamForward,
         Action::CamBack,
@@ -70,7 +70,7 @@ impl Action {
     fn default_key(self) -> KeyCode {
         use KeyCode::*;
         match self {
-            Action::Tool(i) => [Key1, Key2, Key3, Key4, Key5, Key6, Key7, Key8, Key9, Key0, X, V][i.min(11)],
+            Action::Tool(i) => [Key1, Key2, Key3, Key4, Key5, Key6, Key7, Key8, Key9, Key0, X, V, K, J, B, C, T][i.min(16)],
             Action::CamForward => W,
             Action::CamBack => S,
             Action::CamLeft => A,