Button 및 Input 컴포넌트를 atoms 디렉터리로 이동 및 리팩토링

src/lib/components/atoms/buttons/Button.svelte

@@ -0,0 +1,35 @@
+<script lang="ts">
+  import type { Snippet } from "svelte";
+  import type { ClassValue } from "svelte/elements";
+
+  interface Props {
+    children?: Snippet;
+    class?: ClassValue;
+    color?: "primary" | "gray";
+    onclick?: () => void;
+  }
+
+  let { children, color = "primary", onclick, ...props }: Props = $props();
+
+  let bgColor = $derived(
+    {
+      primary: "bg-primary-600 active:bg-primary-500",
+      gray: "bg-gray-300 active:bg-gray-400",
+    }[color],
+  );
+  let textColor = $derived(
+    {
+      primary: "text-white",
+      gray: "text-gray-800",
+    }[color],
+  );
+</script>
+
+<button
+  onclick={onclick && (() => setTimeout(onclick, 100))}
+  class={["h-12 min-w-fit rounded-xl font-medium", bgColor, textColor, props.class]}
+>
+  <div class="h-full p-3 transition active:scale-95">
+    {@render children?.()}
+  </div>
+</button>