feat: 首推与昨日冲突时改推并保证一月不重复

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

daily/generate.py

@@ -50,6 +50,7 @@ from daily.format_wecom import (
 from daily.agent_workflow import is_agent_mode, run_agent_workflow
 from daily.featured_pick import (
     apply_featured_pick,
+    featured_identity_key,
     pick_command_from_featured,
     pick_why_from_featured,
 )
@@ -638,7 +639,44 @@ def generate_report() -> tuple[str, str, Path, Path]:
         research_tech_items=wecom_tech_news if news_merged else None,
         boards_for_wecom=boards_for_wecom,
     )
-    featured = apply_featured_pick(llm_input, date_str=date_str)
+    pool_a: list[dict[str, Any]] = []
+    pool_a_keys: set[str] = set()
+    for board_name, items in boards_for_wecom.items():
+        for item in items:
+            keyed = dict(item)
+            keyed["board"] = board_name
+            pool_a.append(keyed)
+            ik = featured_identity_key(keyed)
+            if ik:
+                pool_a_keys.add(ik)
+    pool_b: list[dict[str, Any]] = []
+    for board_name, raw_items, kind in (
+        ("skills_trending", trending, "skill"),
+        ("skills_hot", hot, "skill"),
+        ("github_trending", github_trending, "github"),
+        ("github_emerging", github_emerging, "github"),
+        ("github_topic", github_topic, "github"),
+    ):
+        deep = board_select(
+            board=board_name,
+            items=raw_items,
+            recent_keys=set(),
+            limit=pool,
+            pool_size=pool,
+            kind=kind,  # type: ignore[arg-type]
+        )
+        for item in deep:
+            keyed = dict(item)
+            keyed["board"] = board_name
+            ik = featured_identity_key(keyed)
+            if ik and ik not in pool_a_keys:
+                pool_b.append(keyed)
+    featured = apply_featured_pick(
+        llm_input,
+        date_str=date_str,
+        pool_a=pool_a,
+        pool_b=pool_b,
+    )
     movement = llm_input["movement"]
     eff_mode = llm_input["effective_wecom_mode"]
     if news_merged: