fix: update execution counts and improve message parsing in chat conversation functions

supabase/functions/create-chat-conversation/index.ts

@@ -157,12 +157,27 @@ app.get(`${prefix}/conversations/:id/messages`, async (c) => {
       convRow.openai_conversation_id,
     );
 
-    const conversacion = items.data.filter((it: any) =>
-      it.type === "message" && (it.role === "assistant" || it.role === "user")
-    ).map((it: any) => ({
-      role: it.role,
-      content: it.content.map((c: any) => c.text).join(""),
-    }));
+    const conversacion = items.data
+      .filter((it: any) =>
+        it.type === "message" &&
+        (it.role === "assistant" || it.role === "user")
+      )
+      .map((it: any) => {
+        const rawText = it.content.map((c: any) => c.text).join("");
+
+        let parsedContent;
+
+        try {
+          parsedContent = JSON.parse(rawText); // 👈 aquí lo convertimos
+        } catch {
+          parsedContent = rawText; // si no es JSON, lo dejamos normal
+        }
+
+        return {
+          role: it.role,
+          content: parsedContent,
+        };
+      });
 
     return withCors(jsonResponse({ source: "openai", items: conversacion }));
   } catch (err) {
@@ -293,15 +308,9 @@ app.post(`${prefix}/conversations/:id/messages`, async (c) => {
       ],
     });
 
-    let parsed: any = null;
-    try {
-      parsed = JSON.parse(resp.output_text ?? "null");
-    } catch (_) {}
-
     return withCors(jsonResponse({
       ok: true,
       openai_response_id: resp.id,
-      data: parsed,
       raw: resp.output_text ?? null,
     }));
   } catch (err) {