feat: add /api/apks endpoint

app/api/apks/route.ts

@@ -0,0 +1,32 @@
+// app/api/apks/route.ts
+import { NextResponse } from 'next/server';
+import { getApks, formatDateTime } from '@/lib/fs-utils';
+
+export async function GET(request: Request) {
+  const { searchParams } = new URL(request.url);
+  const project = searchParams.get('project');
+  const version = searchParams.get('version');
+  const commitId = searchParams.get('commit') || undefined;
+
+  if (!project || !version) {
+    return NextResponse.json(
+      { error: 'Project and version parameters are required' },
+      { status: 400 }
+    );
+  }
+
+  try {
+    const apks = await getApks(project, version, commitId);
+    const apksWithUrls = apks.map(apk => ({
+      ...apk,
+      modifiedAt: apk.modifiedAt.toISOString(),
+      downloadUrl: `/api/download?project=${project}&version=${version}&filename=${apk.name}`,
+    }));
+    return NextResponse.json(apksWithUrls);
+  } catch (error) {
+    return NextResponse.json(
+      { error: 'Failed to fetch APK files' },
+      { status: 500 }
+    );
+  }
+}