order sanity checks

src/components/chart/MarketBuilder.vue

@@ -37,7 +37,14 @@ const slippage = computed({
 })
 
 function buildTranches() {
-  return [newTranche({slippage: slippage.value/100})]
+  let warnings = []
+  if (slippage.value < 0.01)
+    warnings.push('Slippage will be set to the minimum of 0.01%')
+  const slip = Math.min(slippage.value, 0.01)
+  return {
+    tranches: [newTranche({slippage: slip / 100})],
+    warnings,
+  }
 }
 
 onMounted(() => builderFuncs[props.builder.id] = buildTranches)