feat: add audit database and safer image review

src/app/page.tsx

@@ -217,7 +217,7 @@ export default function Home() {
     const r = await fetch(`/api/assets/${encodeURIComponent(assetId)}/regenerate`, {
       method: 'POST',
       headers: { 'Content-Type': 'application/json' },
-      body: JSON.stringify({ sessionId: current.id, userRefinement }),
+      body: JSON.stringify({ sessionId: current.id, userRefinement, confirmCost: true }),
     });
     if (!r.ok) {
       alert('单张重做失败：' + (await r.text()));
@@ -299,6 +299,26 @@ export default function Home() {
               </div>
             </div>
             <div className="flex items-center gap-2 shrink-0">
+              {current && (
+                <>
+                  <a
+                    href={`/api/gallery/${encodeURIComponent(current.id)}`}
+                    target="_blank"
+                    rel="noreferrer"
+                    className="chip chip-neutral hover:border-violet-300/40 hover:text-white transition-colors"
+                  >
+                    图库
+                  </a>
+                  <a
+                    href={`/api/audit/${encodeURIComponent(current.id)}`}
+                    target="_blank"
+                    rel="noreferrer"
+                    className="chip chip-neutral hover:border-violet-300/40 hover:text-white transition-colors"
+                  >
+                    记录
+                  </a>
+                </>
+              )}
               <span className={provider === 'gpt' ? 'chip chip-live' : provider === '?' ? 'chip chip-neutral' : 'chip chip-mock'}>
                 <span className={`w-1.5 h-1.5 rounded-full ${provider === 'gpt' ? 'bg-emerald-400' : provider === '?' ? 'bg-white/40' : 'bg-amber-400'}`} />
                 {provider === 'gpt' ? 'GPT · gpt-image-2' : provider === 'mock' ? 'Mock · 占位图' : provider === '?' ? '待连接' : provider}