Track bundled vendor runtime sources

vendor/Agent-Reach/agent_reach/channels/rss.py

@@ -0,0 +1,27 @@
+# -*- coding: utf-8 -*-
+"""RSS — check if feedparser is available."""
+
+from .base import Channel
+
+
+class RSSChannel(Channel):
+    name = "rss"
+    description = "RSS/Atom 订阅源"
+    backends = ["feedparser"]
+    tier = 0
+
+    def can_handle(self, url: str) -> bool:
+        return any(x in url.lower() for x in ["/feed", "/rss", ".xml", "atom"])
+
+    def check(self, config=None):
+        try:
+            import feedparser  # noqa: F401
+        except ImportError:
+            self.active_backend = None
+            return "off", "feedparser 未安装。安装：pip install feedparser"
+        except Exception as e:
+            # 已安装但导入期崩溃（半残安装/版本冲突）→ 重装处方
+            self.active_backend = None
+            return "error", f"feedparser 导入失败：{e}\n修复：pip install --force-reinstall feedparser"
+        self.active_backend = self.backends[0]
+        return "ok", "可读取 RSS/Atom 源"