feat: кубики/таймер/кисть/спонсоры и задел игровых систем

Показ анимации кубиков игрокам, закрытие оверлеев с окнами, ручной ввод количества, меньший радиус кисти, блок спонсоров в «О программе»; плюс черновик game systems / character sheet.

Co-authored-by: Cursor <cursoragent@cursor.com>

app/main/diceRoll/diceRollSessionStore.test.ts

@@ -13,12 +13,37 @@ void test('diceRoll: roll produces values in range and notation', () => {
   store.dispatch({ kind: 'roll', count: 3, sides: 6 });
   const st = store.getState();
   assert.equal(st.active, true);
+  assert.equal(st.visibleToPlayers, true);
   assert.equal(st.notation, '3d6');
   assert.equal(st.values.length, 3);
   assert.ok(st.values.every((v) => v >= 1 && v <= 6));
   assert.equal(st.total, st.values.reduce((a, b) => a + b, 0));
 });
 
+void test('diceRoll: roll without visibleToPlayers keeps master result only', () => {
+  const store = new DiceRollSessionStore();
+  store.dispatch({ kind: 'setVisibleToPlayers', visible: false });
+  store.dispatch({ kind: 'roll', count: 2, sides: 8 });
+  const st = store.getState();
+  assert.equal(st.visibleToPlayers, false);
+  assert.equal(st.active, false);
+  assert.equal(st.notation, '2d8');
+  assert.equal(st.values.length, 2);
+  assert.ok(st.values.every((v) => v >= 1 && v <= 8));
+  assert.equal(st.startedAt, null);
+});
+
+void test('diceRoll: unchecking visibleToPlayers hides overlay', () => {
+  const store = new DiceRollSessionStore();
+  store.dispatch({ kind: 'roll', count: 1, sides: 20 });
+  assert.equal(store.getState().active, true);
+  const values = [...store.getState().values];
+  store.dispatch({ kind: 'setVisibleToPlayers', visible: false });
+  assert.equal(store.getState().active, false);
+  assert.equal(store.getState().visibleToPlayers, false);
+  assert.deepEqual(store.getState().values, values);
+});
+
 void test('diceRoll: d100 values are tens faces only', () => {
   const store = new DiceRollSessionStore();
   store.dispatch({ kind: 'roll', count: 5, sides: 100 });
@@ -30,12 +55,14 @@ void test('diceRoll: d100 values are tens faces only', () => {
   assert.equal(st.total, st.values.reduce((a, b) => a + b, 0));
 });
 
-void test('diceRoll: clear resets', () => {
+void test('diceRoll: clear resets but keeps visibleToPlayers', () => {
   const store = new DiceRollSessionStore();
+  store.dispatch({ kind: 'setVisibleToPlayers', visible: false });
   store.dispatch({ kind: 'roll', count: 1, sides: 20 });
   store.dispatch({ kind: 'clear' });
   assert.equal(store.getState().active, false);
   assert.deepEqual(store.getState().values, []);
+  assert.equal(store.getState().visibleToPlayers, false);
 });
 
 void test('diceRoll: hideOverlay keeps values for master UI', () => {
@@ -48,6 +75,16 @@ void test('diceRoll: hideOverlay keeps values for master UI', () => {
   assert.deepEqual(store.getState().values, values);
   assert.equal(store.getState().total, total);
   assert.equal(store.getState().notation, '2d6');
+  assert.equal(store.getState().visibleToPlayers, true);
+});
+
+void test('diceRoll: roll with zero count is no-op', () => {
+  const store = new DiceRollSessionStore();
+  store.dispatch({ kind: 'setVisibleToPlayers', visible: false });
+  const before = store.getState().revision;
+  store.dispatch({ kind: 'roll', count: 0, sides: 6 });
+  assert.equal(store.getState().revision, before);
+  assert.deepEqual(store.getState().values, []);
 });
 
 void test('formatPredeterminedDiceNotation', () => {