Add clearvisits API endpoint and implement DELETE method***

***Handle error when no id is found in DELETE method***
***Update deleteData function in log page to use clearvisits API endpoint

src/routes/api/clearvisits/+server.ts

@@ -0,0 +1,27 @@
+import type { RequestEvent } from "@sveltejs/kit";
+import { db } from "$lib/db/db.server";
+import { eq } from "drizzle-orm";
+import { userVisitedAdventures } from "$lib/db/schema";
+
+export async function DELETE(event: RequestEvent): Promise<Response> {
+    if (!event.locals.user) {
+      return new Response(JSON.stringify({ error: "No user found" }), {
+        status: 401,
+        headers: {
+          "Content-Type": "application/json",
+        },
+      });
+    }
+    let res = await db
+      .delete(userVisitedAdventures)
+      .where(
+          eq(userVisitedAdventures.userId, event.locals.user.id),
+      )
+      .execute();
+    return new Response(JSON.stringify({ res: res }), {
+      status: 200,
+      headers: {
+        "Content-Type": "application/json",
+      },
+    });
+  }