Cancel disconnected offer analysis and stop remaining provider calls

server/analysis-parts.mjs

@@ -17,6 +17,7 @@ export async function analyzeInParts(input,runPart) {
   const parts=splitAnalysisText(input.text),results=[],failures=[];
   // Two requests at a time bounds provider pressure while processing every part.
   for(let i=0;i<parts.length;i+=2) {
+    input.signal?.throwIfAborted();
     await Promise.all(parts.slice(i,i+2).map(async part=>{
       try {
         const out=await runPart(part);
@@ -26,6 +27,7 @@ export async function analyzeInParts(input,runPart) {
       catch(error){failures.push({part,error:String(error.message || error)});}
     }));
   }
+  input.signal?.throwIfAborted();
   results.sort((a,b)=>a.part.index-b.part.index);
   if(!results.length)throw new Error('Dokümanın hiçbir parçası analiz edilemedi.');
   const merged={},issues=failures.map(f=>`${f.part.index+1}. parça analiz edilemedi.`);