feat(web): refresh palette, simplify ranking toolbar and drop export

tests/test_web_queries.py

@@ -239,10 +239,6 @@ def test_fans_candidates_system_and_export():
             assert system["next_runs"]["snapshot"] > 0
             assert system["next_runs"]["folder_sync"] > FIXED_NOW
             assert system["next_runs"]["discover"] > FIXED_NOW
-
-            exported = q.export_videos(sort="view")
-            assert exported["total"] == 3
-            assert all("metrics" in item for item in exported["items"])
         finally:
             db.close()
 

tests/test_web_server.py

@@ -119,9 +119,7 @@ def test_readonly_routes_and_static():
             assert status == 404
 
             status, _, payload = running.request("/api/export.csv?sort=view")
-            assert status == 200
-            assert payload.startswith(b"\xef\xbb\xbf")
-            assert "咻咻满".encode("utf-8") in payload
+            assert status == 404
 
             status, headers, _ = running.request("/api/overview")
             assert headers["X-Content-Type-Options"] == "nosniff"