Ensure that $calculationTokenByName is reactive.

src/routes/index.svelte

@@ -449,8 +449,10 @@
       situation: aggregatedSituation,
       period: $year.toString(),
     }
+    const newCalculationTokenByName: { [name in CalculationName]?: string } = {}
     if (requestedCalculationsName.has("law") && $webSocketOpenByName.law) {
-      const token = ($calculationTokenByName.law = uuidv4())
+      const token = uuidv4()
+      newCalculationTokenByName.law = token
       $calculationRunningByName = {
         ...$calculationRunningByName,
         law: true,
@@ -469,7 +471,8 @@
       $billName !== undefined &&
       $webSocketOpenByName.bill
     ) {
-      const token = ($calculationTokenByName.bill = uuidv4())
+      const token = uuidv4()
+      newCalculationTokenByName.bill = token
       $calculationRunningByName = {
         ...$calculationRunningByName,
         bill: true,
@@ -496,7 +499,8 @@
       Object.keys($parametricReform).length > 0 &&
       $webSocketOpenByName.amendment
     ) {
-      const token = ($calculationTokenByName.amendment = uuidv4())
+      const token = uuidv4()
+      newCalculationTokenByName.amendment = token
       $calculationRunningByName = {
         ...$calculationRunningByName,
         amendment: true,
@@ -519,6 +523,8 @@
       }
       delete $calculationRunningByName.amendment
     }
+
+    $calculationTokenByName = newCalculationTokenByName
   }
 </script>