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p=pending.get(m.id);if(!p)return;clearTimeout(p.t);pending.delete(m.id);m.error?p.reject(new Error(\"CDP_CALL_FAILED:\"+String(m.error?.message??m.error))):p.resolve(m.result??{})});const call=(method:string,params:any={},sessionId?:string)=>new Promise((resolve,reject)=>{const id=next++;const t=setTimeout(()=>{pending.delete(id);reject(new Error(\"CDP_CALL_TIMEOUT:\"+method))},12000);pending.set(id,{resolve,reject,t});ws.send(JSON.stringify({id,method,params,...(sessionId?{sessionId}:{})}))});return{call,close:()=>{try{ws.close()}catch{}}}}\nexport function createCloudflareKitesurfBrowserClientV2(config:Config){if(!config?.accountId||!config?.apiToken)throw new Error(\"KITESURF_CREDENTIALS_REQUIRED\");const wsUrl=`wss://api.cloudflare.com/client/v4/accounts/${encodeURIComponent(config.accountId)}/browser-run/devtools/browser?browser=kitesurf`,states=new Map();const handle=()=>`ks2_${crypto.randomUUID().replaceAll(\"-\",\"\").toLowerCase()}`;const load=(h:string)=>{if(!/^ks2_[a-f0-9]{32}$/.test(h))throw new Error(\"BAD_KITESURF_BROWSER_STATE\");const s=states.get(h);if(!s)throw new Error(\"KITESURF_BROWSER_STATE_NOT_FOUND\");return s};const waitReady=async(s:State)=>{const deadline=Date.now()+10000;while(Date.now()setTimeout(r,100))}throw new Error(\"BROWSER_READY_TIMEOUT\")};const snap=async(s:State)=>{await waitReady(s);const expression=`(()=>{const els=[...document.querySelectorAll('a,button,input,textarea,select,[role=\"button\"],[tabindex]')].slice(0,120);for(const e of els){if(!e.dataset.pbRef)e.dataset.pbRef='pb_'+Math.random().toString(16).slice(2,18)}return{url:location.href,title:document.title,text:(document.body?.innerText||'').slice(0,20000),html:document.documentElement.outerHTML.slice(0,50000),elements:els.map(e=>({ref:e.dataset.pbRef,tag:e.tagName.toLowerCase(),id:e.id||null,name:e.getAttribute('name'),type:e.getAttribute('type'),text:(e.innerText||e.getAttribute('aria-label')||e.getAttribute('placeholder')||'').trim().slice(0,300),href:e instanceof HTMLAnchorElement?e.href:null,disabled:'disabled'in e?Boolean(e.disabled):false}))}})()`;const rr=await s.conn.call(\"Runtime.evaluate\",{expression,returnByValue:true,awaitPromise:true},s.sessionId),out=rr?.result?.value??{},ss=await s.conn.call(\"Page.captureScreenshot\",{format:\"png\"},s.sessionId),screenshot_base64=String(ss?.data??\"\"),bytes=b64bytes(screenshot_base64);return{...out,screenshot_sha256:await sha256Bytes(bytes),screenshot_bytes:bytes.length,screenshot_base64}};\nconst start=async()=>{const c=await connect(wsUrl,config.apiToken);try{const t=await c.call(\"Target.createTarget\",{url:\"about:blank\"}),targetId=String(t?.targetId??\"\");if(!targetId)throw new Error(\"KITESURF_TARGET_CREATE_FAILED\");const a=await c.call(\"Target.attachToTarget\",{targetId,flatten:true}),sessionId=String(a?.sessionId??\"\");if(!sessionId)throw new Error(\"KITESURF_ATTACH_FAILED\");await c.call(\"Page.enable\",{},sessionId);await c.call(\"Runtime.enable\",{},sessionId);const h=handle();states.set(h,{conn:c,targetId,sessionId});return{session_id:h}}catch(e){c.close();throw e}};\nconst navigate=async(h:string,url:string)=>{const s=load(h);await s.conn.call(\"Page.navigate\",{url},s.sessionId);await waitReady(s);return snap(s)};const click=async(h:string,ref:string)=>{const s=load(h),selector=JSON.stringify(`[data-pb-ref=\"${ref.replaceAll('\"','')}\"]`),r=await s.conn.call(\"Runtime.evaluate\",{expression:`(()=>{const e=document.querySelector(${selector});if(!e)return 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