Bound request bodies and artifact uploads (Refs #94)

src/routes/api/maintenance/[id]/+server.ts

@@ -1,4 +1,5 @@
-import { json } from '@sveltejs/kit';
+import { jsonBody } from '$lib/server/request-body.js';
+import { isHttpError, json } from '@sveltejs/kit';
 import { watchdogDetail, updateWatchdogIncident } from '$lib/server/maintenance/recovery.js';
 import { kick } from '$lib/server/pipeline/worker.js';
 
@@ -9,7 +10,10 @@ export function GET({ params }: { params: { id: string } }) {
         : json({ error: 'Maintenance finding not found.' }, { status: 404 });
 }
 export async function POST({ params, request }: { params: { id: string }; request: Request }) {
-    const body = await request.json().catch(() => null);
+    const body = await jsonBody(request).catch((cause) => {
+        if (isHttpError(cause, 413)) throw cause;
+        return null;
+    });
     if (!body || !['retry', 'dismiss'].includes(body.action))
         return json({ error: 'Choose retry or dismiss.' }, { status: 400 });
     const result = updateWatchdogIncident(params.id, body.action);