feat: add freshrss openclaw pipeline and clean repo

configs/filter_rules.json

@@ -76,13 +76,49 @@
     "enabled": true,
     "stop_on_match": false,
     "conditions_all": [
+      { "field": "summary.worth_keeping", "op": "eq", "value": true },
+      { "field": "summary.category", "op": "not_in", "value": ["资讯"] },
       { "field": "summary.topics", "op": "overlap", "value": { "from_field": "context.interest_topics" } }
     ],
     "action": {
       "decision": "keep",
-      "reason": "Topics overlap with current interest profile.",
+      "reason": "Topics overlap with the backend and AI-agent interest profile on non-news content.",
       "labels": ["interest", "topic-match"],
-      "priority": 75
+      "priority": 78
+    }
+  },
+  {
+    "rule_id": "keep-interest-keyword",
+    "enabled": true,
+    "stop_on_match": false,
+    "conditions_all": [
+      { "field": "summary.worth_keeping", "op": "eq", "value": true },
+      { "field": "summary.category", "op": "not_in", "value": ["资讯"] },
+      { "field": "summary.keywords", "op": "overlap", "value": { "from_field": "context.interest_keywords" } }
+    ],
+    "action": {
+      "decision": "keep",
+      "reason": "Keywords match the backend engineering or AI-agent watchlist on durable content.",
+      "labels": ["interest", "keyword-match", "engineering"],
+      "priority": 77
+    }
+  },
+  {
+    "rule_id": "review-interest-news-watch",
+    "enabled": true,
+    "stop_on_match": false,
+    "conditions_all": [
+      { "field": "summary.category", "op": "eq", "value": "资讯" }
+    ],
+    "conditions_any": [
+      { "field": "summary.topics", "op": "overlap", "value": { "from_field": "context.interest_topics" } },
+      { "field": "summary.keywords", "op": "overlap", "value": { "from_field": "context.interest_keywords" } }
+    ],
+    "action": {
+      "decision": "review",
+      "reason": "Relevant frontier or engineering news should be watched first instead of auto-kept.",
+      "labels": ["interest", "news-watch"],
+      "priority": 70
     }
   },
   {