Initial project setup with Astro framework, including configuration files, a comprehensive .gitignore, and a variety of UI components for a streaming platform. Added essential styles and layout structure, along with a README detailing project features and development guidelines.

src/components/ui/ModalBody.astro

@@ -0,0 +1,19 @@
+---
+export interface Props {
+  class?: string;
+}
+
+const { class: className = "", ...rest } = Astro.props;
+
+const classes = ["modal-body", className].filter(Boolean).join(" ");
+---
+
+<div class={classes} {...rest}>
+  <slot />
+</div>
+
+<style>
+  .modal-body {
+    padding: var(--spacing-6);
+  }
+</style>