Ship growth intelligence and demo polish

apps/piggy/src/chat-server.ts

@@ -96,9 +96,10 @@ export function startPiggyChatServer(
       }
       response.end();
     } catch (error) {
-      const message = error instanceof Error ? error.message : 'Piggy chat failed.';
+      const invalidRequest = error instanceof z.ZodError;
+      const message = invalidRequest ? 'Invalid Piggy chat request.' : 'Piggy chat failed.';
       if (!response.headersSent) {
-        response.writeHead(error instanceof z.ZodError ? 400 : 500, {
+        response.writeHead(invalidRequest ? 400 : 500, {
           'content-type': 'application/json',
         });
         response.end(JSON.stringify({ error: message }));

apps/piggy/src/chat.ts

@@ -153,10 +153,8 @@ export class PrimeOpenAIChatProvider {
       });
 
       if (!response.ok) {
-        const body = await response.text().catch(() => '');
-        throw new Error(
-          `Piggy inference ${response.status}: ${body.slice(0, 500) || response.statusText}`,
-        );
+        await response.body?.cancel().catch(() => {});
+        throw new Error(`Piggy inference request failed with status ${response.status}.`);
       }
       if (!response.body) throw new Error('Piggy inference returned no response stream.');