feat(agent-office): issue_approve/reject/regen 콜백 처리

Co-Authored-By: Claude Opus 4.8 (1M context) <noreply@anthropic.com>

agent-office/app/agents/insta.py

@@ -226,6 +226,38 @@ class InstaAgent(BaseAgent):
                 return {"ok": False}
             await self._render_and_push(kid)
             return {"ok": True}
+        if action in ("issue_approve", "issue_reject"):
+            sid = int(params.get("slate_id") or 0)
+            if not sid:
+                return {"ok": False}
+            decision = "approved" if action == "issue_approve" else "rejected"
+            await service_proxy.insta_decision(sid, decision)
+            if decision == "approved":
+                slate = await service_proxy.insta_get_slate(sid)
+                media = []
+                for a in slate["assets"][:10]:
+                    data = await service_proxy.insta_get_asset_bytes(sid, a["page_index"])
+                    media.append({"type": "photo", "_bytes": data})
+                cap = f"{slate.get('suggested_caption','')}\n\n{' '.join(slate.get('hashtags', []) or [])}".strip()
+                await _send_media_group(media, caption=cap)
+                await messaging.send_raw(f"✅ 발행 완료 (slate {sid})")
+            else:
+                await messaging.send_raw(f"❌ 반려됨 (slate {sid})")
+            return {"ok": True}
+        if action == "issue_regen":
+            sid = int(params.get("slate_id") or 0)
+            if not sid:
+                return {"ok": False}
+            slate = await service_proxy.insta_get_slate(sid)
+            await service_proxy.insta_decision(sid, "rejected")
+            await self._generate_and_preview({
+                "id": 0,
+                "keyword": slate["keyword"],
+                "category": slate["category"],
+                "final_score": None,
+                "breakdown": {},
+            })
+            return {"ok": True}
         return {"ok": False}
 
     async def on_approval(self, task_id: str, approved: bool, feedback: str = "") -> None: