fix(api): add github-versions endpoint and fix legacy versions route

frontend/src/app/api/github-versions/route.ts

@@ -0,0 +1,36 @@
+import { NextResponse } from "next/server";
+import { promises as fs } from "node:fs";
+import path from "node:path";
+
+import type { GitHubVersionsResponse } from "@/lib/types";
+
+export const dynamic = "force-static";
+
+const jsonDir = "public/json";
+const versionsFileName = "github-versions.json";
+const encoding = "utf-8";
+
+async function getVersions(): Promise<GitHubVersionsResponse> {
+  const filePath = path.resolve(jsonDir, versionsFileName);
+  const fileContent = await fs.readFile(filePath, encoding);
+  const data: GitHubVersionsResponse = JSON.parse(fileContent);
+  return data;
+}
+
+export async function GET() {
+  try {
+    const versions = await getVersions();
+    return NextResponse.json(versions);
+  }
+  catch (error) {
+    console.error(error);
+    const err = error as globalThis.Error;
+    return NextResponse.json({
+      generated: "",
+      versions: [],
+      error: err.message || "An unexpected error occurred",
+    }, {
+      status: 500,
+    });
+  }
+}

frontend/src/app/api/versions/route.ts

@@ -3,18 +3,22 @@ import { NextResponse } from "next/server";
 import { promises as fs } from "node:fs";
 import path from "node:path";
 
-import type { AppVersion } from "@/lib/types";
-
 export const dynamic = "force-static";
 
 const jsonDir = "public/json";
 const versionsFileName = "versions.json";
 const encoding = "utf-8";
 
+interface LegacyVersion {
+  name: string;
+  version: string;
+  date: string;
+}
+
 async function getVersions() {
   const filePath = path.resolve(jsonDir, versionsFileName);
   const fileContent = await fs.readFile(filePath, encoding);
-  const versions: AppVersion[] = JSON.parse(fileContent);
+  const versions: LegacyVersion[] = JSON.parse(fileContent);
 
   const modifiedVersions = versions.map((version) => {
     let newName = version.name;