Create instagram_adapter.py

services/social_adapters/instagram_adapter.py

@@ -0,0 +1,22 @@
+import os
+import asyncio
+
+# Instagram Graph API の実装はここに。
+# ここではトークン未設定時は疑似成功、設定時は TODO: 実装ポイント。
+
+async def search_recent_instagram(keywords: list[str], limit: int = 20):
+    token = os.getenv("IG_ACCESS_TOKEN")
+    if not token:
+        return [{"platform": "instagram", "text": f"IG疑似: {kw} の話題", "author": "ig_user", "url": "https://instagram.com/example"} for kw in keywords][:limit]
+    # TODO: Hashtag Search / Business Discovery など
+    await asyncio.sleep(0.1)
+    return [{"platform":"instagram", "text":"[TODO] real IG search result", "author":"real", "url":"https://instagram.com"}]
+
+async def post_to_instagram(text: str, image_prompt: str | None) -> bool:
+    token = os.getenv("IG_ACCESS_TOKEN")
+    if not token:
+        await asyncio.sleep(0.1)
+        return True
+    # TODO: media container 作成→publish
+    await asyncio.sleep(0.1)
+    return True