feat: LLM 解耦 bot、RSS 外置与内容过滤

daily 自建 Cursor bridge；DAILY_LLM_PROVIDER 控制后端；config/feeds.yaml 与 sensitive_words 可配置。

Co-authored-by: Cursor <cursoragent@cursor.com>

scripts/gen_feeds_defaults.py

@@ -0,0 +1,47 @@
+from pathlib import Path
+
+import yaml
+
+from daily.news.feeds_types import NewsCategory, NewsFeed
+
+data = yaml.safe_load(Path("config/feeds.yaml").read_text(encoding="utf-8"))
+
+
+def parse_feed(raw: dict) -> NewsFeed:
+    return NewsFeed(
+        name=raw["name"],
+        url=raw["url"],
+        slow=bool(raw.get("slow")),
+        ai_filter=bool(raw.get("ai_filter")),
+    )
+
+
+def parse_cat(raw: dict) -> NewsCategory:
+    return NewsCategory(
+        id=raw["id"],
+        name=raw["name"],
+        icon=raw["icon"],
+        feeds=tuple(parse_feed(item) for item in raw["feeds"]),
+    )
+
+
+intl = tuple(parse_cat(item) for item in data["intl"]["categories"])
+cn = tuple(parse_cat(item) for item in data["cn"]["categories"])
+keywords = tuple(data["cn"]["title_keywords"])
+
+lines = [
+    '"""Built-in RSS defaults when config/feeds.yaml is missing or invalid."""',
+    "",
+    "from __future__ import annotations",
+    "",
+    "from daily.news.feeds_types import NewsCategory, NewsFeed",
+    "",
+    f"CN_AI_TITLE_KEYWORDS: tuple[str, ...] = {keywords!r}",
+    "",
+    f"CN_NEWS_CATEGORIES: tuple[NewsCategory, ...] = {cn!r}",
+    "",
+    f"NEWS_CATEGORIES: tuple[NewsCategory, ...] = {intl!r}",
+    "",
+]
+Path("daily/news/feeds_defaults.py").write_text("\n".join(lines), encoding="utf-8")
+print("written")