Commit e52f565

@@ -127,7 +127,7 @@ async def query_danmu(client: Client, message: Message, **kwargs):
     # less than 200K, add instant view
     if file_bytes(merged_paths) < 204800:
         texts = "\n".join([Path(path).read_text() for path in sorted(merged_paths, reverse=True)]).strip()
-        if telegraph_url := await publish_telegraph(title=f"【{qtype}】{user}{match_time} {keyword}", html=convert_html(texts), author=user):
+        if telegraph_url := await publish_telegraph(title=f"【{qtype}】{user}{match_time} {keyword}", html=convert_html(texts), author=user, ttl="1d"):
             caption += f"\n⚡️[即时预览]({telegraph_url})"
     await send2tg(client, message, texts=caption, media=media, **kwargs)
     [Path(path).unlink(missing_ok=True) for path in paths]

@@ -118,7 +118,14 @@ async def query_chat_history(client: Client, message: Message, **kwargs):
     texts = results.get("full_texts", "")  # use full texts
     caption += f"\n#️⃣消息数: {count}"
     # less than 100,000, add instant view
-    if len(texts) < 1000000 and (telegraph_url := await publish_telegraph(title=f"【{chat_title}】{user}{match_time} {keyword}", html=convert_html(texts), author=user or chat_title)):
+    if len(texts) < 1000000 and (
+        telegraph_url := await publish_telegraph(
+            title=f"【{chat_title}】{user}{match_time} {keyword}",
+            html=convert_html(texts),
+            author=user or chat_title,
+            ttl="1d",
+        )
+    ):
         caption += f"\n⚡️[即时预览]({telegraph_url})"
     # send as txt
     with BytesIO(texts.encode("utf-8")) as f:

@@ -305,7 +305,7 @@ async def get_people_details(people_id: int, tmdb_lang: Literal["en-US", "zh-CN"
         images = sorted(images, key=lambda x: x.get("width", 0), reverse=True)[:10]  # kepp 10 images
         media = [{"photo": download_file(f"https://image.tmdb.org/t/p/original{img.get('file_path')}", proxy=PROXY.TMDB)} for img in images]
         media = await download_media(media)
-    telegraph_url = await publish_telegraph(title=name, html=productions_for_html.strip("<br>"), author=name, url=f"https://www.themoviedb.org/person/{people_id}")
+    telegraph_url = await publish_telegraph(title=name, html=productions_for_html.strip("<br>"), author=name, url=f"https://www.themoviedb.org/person/{people_id}", ttl="1d")
 
     description = f"简介: {zhcn(resp['biography'])}" if resp.get("biography") else ""
     description = description.replace("\\n", "\n")

@@ -4,6 +4,7 @@ import contextlib
 import io
 import tempfile
 from pathlib import Path
+from typing import Literal
 from urllib.parse import quote_plus
 
 import anyio
@@ -18,7 +19,14 @@ from database.r2 import set_cf_r2
 from utils import nowdt, rand_string
 
 
-async def publish_telegraph(title: str, texts: str | None = None, html: str = "", author: str | None = None, url: str | None = None) -> str:
+async def publish_telegraph(
+    title: str,
+    texts: str | None = None,
+    html: str = "",
+    author: str | None = None,
+    url: str | None = None,
+    ttl: Literal["forever", "1d", "7d", "30d"] = "forever",
+) -> str:
     """Publish to Telegraph."""
 
     def clean_html(s: str | None) -> str:
@@ -53,10 +61,17 @@ async def publish_telegraph(title: str, texts: str | None = None, html: str = ""
         return page["url"]
     except Exception as e:
         logger.error(f"Telegraph publish error: {e}")
-        return await publish_cf_r2(title, texts=texts, html=html, author=author, url=url)
+        return await publish_cf_r2(title, texts=texts, html=html, author=author, url=url, ttl=ttl)
 
 
-async def publish_cf_r2(title: str, texts: str | None = None, html: str = "", author: str | None = None, url: str | None = None) -> str:
+async def publish_cf_r2(
+    title: str,
+    texts: str | None = None,
+    html: str = "",
+    author: str | None = None,
+    url: str | None = None,
+    ttl: Literal["forever", "1d", "7d", "30d"] = "forever",
+) -> str:
     """Publish to CF R2."""
     if not (texts or html):
         return ""
@@ -64,7 +79,7 @@ async def publish_cf_r2(title: str, texts: str | None = None, html: str = "", au
         html = markdown.markdown(texts)
     now = nowdt(TZ)
     today = f"{now:%Y-%m-%d}"
-    key = f"InstantView/{today}-{rand_string(8)}.html"
+    key = f"InstantView/{today}-{rand_string(8)}.html" if ttl == "forever" else f"TTL/{ttl}/{today}-{rand_string(8)}.html"
     if not url:
         url = "https://instantview.telegram.org"
     if not author: