Merge phase/40-clock-tempo.

src/HSchool.Client/src/net/protocol.test.ts

@@ -327,6 +327,6 @@ describe('decodeServerMessage', () => {
 
 describe('clock speeds', () => {
   it('matches the server table', () => {
-    expect([...CLOCK_SPEEDS]).toEqual([0.5, 1, 2, 3, 4]);
+    expect([...CLOCK_SPEEDS]).toEqual([0.5, 1, 2, 5, 10]);
   });
 });

src/HSchool.Client/src/net/protocol.ts

@@ -33,7 +33,7 @@ export const WireLocale = {
  * Speed buttons, in wire order — the index travels, not the multiplier.
  * Mirror of `ClockSpeed.Multipliers` in `src/HSchool.Simulation/ClockSpeed.cs`.
  */
-export const CLOCK_SPEEDS = [0.5, 1, 2, 3, 4] as const;
+export const CLOCK_SPEEDS = [0.5, 1, 2, 5, 10] as const;
 
 export const DEFAULT_SPEED_INDEX = 1;
 

src/HSchool.Client/src/ui/gameScreen.test.ts

@@ -0,0 +1,25 @@
+/**
+ * @vitest-environment happy-dom
+ */
+import { describe, expect, it, vi } from 'vitest';
+import { GameScreen } from './gameScreen.ts';
+
+describe('GameScreen speed buttons', () => {
+  it('shows five speed buttons ×½ ×1 ×2 ×5 ×10', () => {
+    const onSetSpeed = vi.fn();
+    const screen = new GameScreen({
+      onLeave: () => {},
+      onSetRunning: () => {},
+      onSetSpeed,
+      onSkip: () => {},
+    });
+
+    document.body.append(screen.element);
+
+    const labels = [...screen.element.querySelectorAll('.clock__controls .button--small')]
+      .map((button) => button.textContent ?? '')
+      .filter((text) => text.startsWith('×'));
+
+    expect(labels).toEqual(['×½', '×1', '×2', '×5', '×10']);
+  });
+});

src/HSchool.Client/src/ui/gameScreen.ts

@@ -24,7 +24,7 @@ interface GameScreenOptions {
   readonly onSkip: () => void;
 }
 
-const SPEED_LABELS = ['×½', '×1', '×2', '×3', '×4'];
+const SPEED_LABELS = ['×½', '×1', '×2', '×5', '×10'];
 
 /**
  * The inside of a school: calendar controls plus the manager shell. The tree comes from one map

src/HSchool.Client/src/ui/mainMenu.ts

@@ -23,7 +23,7 @@ interface MainMenuOptions {
  * timer — the server is the only thing that knows what time it is in each of them.
  *
  * One second is well below the resolution the cards show: at ×1 a game minute passes every
- * 12 real seconds, at ×4 every 3.
+ * real second, at ×10 every tenth of a second on the clock (still one poll per second here).
  */
 const REFRESH_INTERVAL_MS = 1000;