Refactor API endpoints to use cached data and update Code of Conduct to Contributor Covenant

server/api/cached/getData/fetchSidebarData.ts

@@ -0,0 +1,13 @@
+export default defineEventHandler(async (event) => {
+  const body = await readBody(event);
+  return {
+    0: {
+      id: "1",
+      image: "whatever",
+      tags: [],
+      title: "三立新聞",
+      lean: "left",
+      score: "40",
+    },
+  };
+});