feat: move svelte interface to 'src/interface'

src/interface/main.ts

@@ -0,0 +1,24 @@
+import styles from "./index.css?inline"
+import { mount } from "svelte"
+import type { ComponentType } from "svelte"
+
+export default function renderSvelte(
+  Component: ComponentType | any,
+  mountPoint: ShadowRoot | HTMLElement,
+  props: Record<string, any> = {},
+) {
+  const app = mount(Component, {
+    target: mountPoint,
+    props: {
+      standalone: false,
+      ...props,
+    },
+  })
+
+  const style = document.createElement("style")
+  style.setAttribute("type", "text/css")
+  style.innerHTML = styles
+  mountPoint.appendChild(style)
+
+  return app
+}