Add policy-bound credential submission and native DLP audit proofs

apps/browser/agent-adapters.cjs

@@ -153,7 +153,7 @@ function createAgentAdapters({getContext,getSessions,contextCurrent,navigate,his
 await onInteraction({action:'click',sessionId:initial.sessionId,pageUrl:initial.url,outcome:'completed',sensitiveField:false,...(target?{target}:{})});check(initial,args,signal);}
     return {completed:result?.completed===true};
   };
-  const appActions=['vault:status','vault:list','vault:fill','window:state','window:control','application:state','settings:get','settings:update','bookmarks:list','bookmarks:mutate','tabs:create','tabs:activate','tabs:close','tabs:group','library:organize-plan','library:organize-apply'];
+  const appActions=['vault:prepare-submit','vault:status','vault:list','vault:fill','window:state','window:control','application:state','settings:get','settings:update','bookmarks:list','bookmarks:mutate','tabs:create','tabs:activate','tabs:close','tabs:group','library:organize-plan','library:organize-apply'];
   // Native history owns target resolution and pre-release destination checks. A
   // refreshed token permits intentional navigation but never a different tab.
   const historyAdapters=Object.fromEntries(['back','forward','reload'].map(action=>[action,async(args={}, {signal}={})=>{