feat(carousel): add main carousel component with image support and integrate into store home page

src/app/shared/components/main-carousel/main-carousel.component.scss

@@ -0,0 +1,90 @@
+:host {
+  display: block;
+  min-width: 0;
+}
+
+.main-carousel {
+  position: relative;
+  width: 100%;
+  overflow: hidden;
+  background: #dedede;
+
+  &:focus-visible {
+    outline: 2px solid var(--color-primary, #6376f3);
+    outline-offset: 2px;
+  }
+
+  &__viewport {
+    position: relative;
+    width: 100%;
+    aspect-ratio: 4 / 1;
+    min-height: 9rem;
+    max-height: 25rem;
+  }
+
+  &__image {
+    position: absolute;
+    inset: 0;
+    width: 100%;
+    height: 100%;
+    object-fit: cover;
+    opacity: 0;
+    visibility: hidden;
+    transition:
+      opacity 500ms ease,
+      visibility 500ms ease;
+    user-select: none;
+
+    &--active {
+      opacity: 1;
+      visibility: visible;
+    }
+  }
+
+  &__indicators {
+    position: absolute;
+    z-index: 1;
+    bottom: clamp(0.45rem, 1.2vw, 0.8rem);
+    left: 50%;
+    display: flex;
+    gap: 0.25rem;
+    transform: translateX(-50%);
+  }
+
+  &__indicator {
+    width: 0.32rem;
+    height: 0.32rem;
+    padding: 0;
+    cursor: pointer;
+    background: rgba(255, 255, 255, 0.55);
+    border: 0;
+    border-radius: 50%;
+    box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.12);
+    transition:
+      background-color 150ms ease,
+      transform 150ms ease;
+
+    &:hover,
+    &--active {
+      background: #ffffff;
+      transform: scale(1.2);
+    }
+
+    &:focus-visible {
+      outline: 2px solid #ffffff;
+      outline-offset: 2px;
+    }
+  }
+}
+
+@media (max-width: 576px) {
+  .main-carousel__viewport {
+    aspect-ratio: 2 / 1;
+  }
+}
+
+@media (prefers-reduced-motion: reduce) {
+  .main-carousel__image {
+    transition: none;
+  }
+}