add custom head component

types/Head/HeadIdentity.d.ts

@@ -0,0 +1,40 @@
+/// <reference types="svelte" />
+
+export interface HeadIdentityProps {
+  /**
+   * Specify the href attribute
+   */
+  title?: string;
+
+  /**
+   * Specify the subtitle attribute
+   */
+  subtitle?: string;
+
+  /**
+   * Specify the imgSrc attribute
+   */
+  imgSrc?: string;
+
+  /**
+   * Set the imgSize of the head
+   * @default 'normal'
+   */
+  imgSize?: "small" | "normal" | "large";
+
+  /**
+   * Set the titleSize of the head
+   * @default 'normal'
+   */
+  titleSize?: "small" | "normal" | "large";
+}
+
+export default class HeadIdentity {
+  $$prop_def: HeadIdentityProps;
+  $$slot_def: {
+    default: {};
+    tabs: {};
+  };
+
+  $on(eventname: string, cb: (event: Event) => void): () => void;
+}