feat(player): mort i respawn (DYING + death_spinning + lives counter)

tests/test_animated_sprite_flip.cpp

@@ -167,6 +167,54 @@ animations:
         }
     }
 
+    void testDeathSpinning() {
+        std::cout << "[T6] death_spinning: 12 frames + frame_ms list + loop:false\n";
+        // Mateix bloc que sam.yaml/morcus.yaml. 3 voltes horàries: per
+        // cada volta, sud (idx 0) → oest (idx 8 amb flip_h) → nord (idx 4)
+        // → est (idx 8). 12 frames totals; rampa lineal de durades; sense
+        // loop (es queda al darrer frame).
+        const std::string YAML = R"(
+animations:
+  death_spinning:
+    frames:
+      - 0
+      - { index: 8, flip_h: true }
+      - 4
+      - 8
+      - 0
+      - { index: 8, flip_h: true }
+      - 4
+      - 8
+      - 0
+      - { index: 8, flip_h: true }
+      - 4
+      - 8
+    frame_ms: [60, 80, 100, 120, 140, 160, 180, 200, 220, 240, 260, 280]
+    loop: false
+)";
+        const auto ANIMS = parse(YAML);
+        const auto IT = ANIMS.find("death_spinning");
+        REQUIRE(IT != ANIMS.end());
+        if (IT == ANIMS.end()) { return; }
+        const auto& A = IT->second;
+
+        REQUIRE(A.frames.size() == 12);
+        REQUIRE(A.speeds.size() == 12);
+        REQUIRE(A.loop_from == -1);  // loop:false → -1
+
+        // Patró cíclic: posicions 1,5,9 (oest) tenen flip_h=true; la resta no.
+        for (size_t i = 0; i < A.frames.size(); ++i) {
+            const bool IS_WEST = (i % 4 == 1);
+            REQUIRE(A.frames[i].flip_h == IS_WEST);
+            REQUIRE(!A.frames[i].flip_v);
+        }
+
+        // Rampa de durades creixent (acceleració negativa visual).
+        for (size_t i = 1; i < A.speeds.size(); ++i) {
+            REQUIRE(A.speeds[i] > A.speeds[i - 1]);
+        }
+    }
+
     void testCombinedVerticalAndHorizontal() {
         std::cout << "[T5] flip combinat V+H per-frame\n";
         const std::string YAML = R"(
@@ -197,6 +245,7 @@ auto main() -> int {
     testOverridePerFrame();
     testMappingDoesNotInherit();
     testCombinedVerticalAndHorizontal();
+    testDeathSpinning();
 
     if (g_failures == 0) {
         std::cout << "ALL OK\n";