feat: add config-owned direct submit runtime

Keep browser-attached workflows on the configured direct-skill path and align the Zhihu export/browser regression contracts with the current ws merge state.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

tests/compat_screen_html_export_tool_test.rs

@@ -43,17 +43,18 @@ async fn screen_html_export_tool_renders_dashboard_html_with_presentation_contra
         .as_str()
         .unwrap()
         .starts_with("file://"));
+    assert!(html.contains("知乎热榜图表驾驶舱"));
     assert!(html.contains("snapshot-20260329"));
     assert!(html.contains("问题一"));
     assert!(html.contains("344万"));
     assert!(html.contains("const defaultPayload ="));
-    assert!(html.contains("汇报摘要"));
-    assert!(html.contains("fitScreenToViewport"));
-    assert!(html.contains("dashboard-canvas"));
-    assert!(html.contains("themeSwitcher"));
-    assert!(html.contains("gov_blue_gold"));
-    assert!(html.contains("tech_cyan_blue"));
-    assert!(html.contains("industry_ink_green"));
-    assert!(html.contains("meeting_red_gold"));
-    assert!(html.contains("localStorage.setItem(\"zhihu-hotlist-theme\""));
+    assert!(html.contains("lead-summary"));
+    assert!(html.contains("bar-chart"));
+    assert!(html.contains("top-chart"));
+    assert!(html.contains("pie-chart"));
+    assert!(html.contains("bubble-chart"));
+    assert!(html.contains("metric-categories"));
+    assert!(html.contains("themeMeta"));
+    assert!(html.contains("screen_html_export"));
+    assert!(html.contains("table-note"));
 }