Initial clean commit

models/feeds.py

@@ -0,0 +1,24 @@
+from psycopg2 import extras
+from typing import List, Dict, Optional
+
+
+def get_feed_by_id(conn, feed_id: int) -> Optional[Dict]:
+    with conn.cursor(cursor_factory=extras.DictCursor) as cur:
+        cur.execute("SELECT * FROM feeds WHERE id = %s;", (feed_id,))
+        return cur.fetchone()
+
+
+def get_feeds_activos(conn) -> List[Dict]:
+    """Feeds activos y no caídos, usados por el ingestor RSS."""
+    with conn.cursor(cursor_factory=extras.DictCursor) as cur:
+        cur.execute(
+            """
+            SELECT id, nombre, url, categoria_id, pais_id, fallos, activo
+            FROM feeds
+            WHERE activo = TRUE
+              AND (fallos IS NULL OR fallos < 5)
+            ORDER BY id;
+            """
+        )
+        return cur.fetchall()
+