style(desktop): apply Biome formatting to agent-usage files

Main's Biome version rewraps lines differently than the version this
branch was written against, so the post-merge tree failed the desktop
lint and format gate. Formatter output only; no logic changes.

Co-authored-by: Will Pfleger <pfleger.will@gmail.com>
Signed-off-by: Will Pfleger <pfleger.will@gmail.com>

desktop/src/features/agent-usage/lib/agentUsage.test.mjs

@@ -453,7 +453,8 @@ test("sortAgentsByDisplayTotal handles mixed exact/approximate/unknown populatio
   const agents = [
     agentUsage("u1", null), // unknown
     agentUsage("e1", "100"), // exact
-    agentUsage("a1", null, { // approximate
+    agentUsage("a1", null, {
+      // approximate
       usage: reportedUsage({
         inputTokens: usageField({ value: "400" }),
         outputTokens: usageField({ value: "100" }),
@@ -461,7 +462,8 @@ test("sortAgentsByDisplayTotal handles mixed exact/approximate/unknown populatio
     }),
     agentUsage("u2", null), // unknown
     agentUsage("e2", "300"), // exact
-    agentUsage("a2", null, { // approximate
+    agentUsage("a2", null, {
+      // approximate
       usage: reportedUsage({
         inputTokens: usageField({ value: "150" }),
         outputTokens: usageField({ value: "50" }),

desktop/src/features/agent-usage/lib/agentUsage.ts

@@ -220,7 +220,11 @@ export function deriveDisplayTotal(usage: {
 }): DisplayTotal {
   const exact = parseTokenCount(usage.totalTokens.value);
   if (exact !== null) {
-    return { kind: "exact", value: exact, partial: isPartialField(usage.totalTokens) };
+    return {
+      kind: "exact",
+      value: exact,
+      partial: isPartialField(usage.totalTokens),
+    };
   }
   const input = parseTokenCount(usage.inputTokens.value);
   const output = parseTokenCount(usage.outputTokens.value);
@@ -228,7 +232,8 @@ export function deriveDisplayTotal(usage: {
     return {
       kind: "approximate",
       value: input + output,
-      partial: isPartialField(usage.inputTokens) || isPartialField(usage.outputTokens),
+      partial:
+        isPartialField(usage.inputTokens) || isPartialField(usage.outputTokens),
     };
   }
   return { kind: "unknown", value: null, partial: false };
@@ -259,7 +264,11 @@ function tierOf(dt: DisplayTotal): DisplayTierKey {
  */
 function rankByDisplayTotal<T>(
   items: readonly T[],
-  getUsage: (item: T) => { inputTokens: UsageField; outputTokens: UsageField; totalTokens: UsageField },
+  getUsage: (item: T) => {
+    inputTokens: UsageField;
+    outputTokens: UsageField;
+    totalTokens: UsageField;
+  },
   tiebreak: (a: T, b: T) => number,
 ): T[] {
   const withDisplay: RankedWithDisplay<T>[] = items.map((item) => {
@@ -389,9 +398,9 @@ export function sumKnownBucketTotals(
   buckets: readonly AgentUsageSeriesBucket[],
 ): DisplayTotal {
   let sumValue = 0n;
-  let sawAny = false;        // any report-bearing bucket processed
-  let anyApprox = false;     // at least one approximate bucket contributed a value
-  let anyWithValue = false;  // at least one bucket contributed a numeric value
+  let sawAny = false; // any report-bearing bucket processed
+  let anyApprox = false; // at least one approximate bucket contributed a value
+  let anyWithValue = false; // at least one bucket contributed a numeric value
   let partial = false;
 
   for (const bucket of buckets) {

desktop/src/features/agent-usage/ui/AgentUsageFocusedView.tsx

@@ -205,8 +205,7 @@ function AgentUsageFocusedTotals({
   agent: AgentUsageSeries["agents"][number];
   coverage: AgentUsageSeries["coverage"];
 }) {
-  const { estimatedCostUsd, inputTokens, outputTokens } =
-    agent.usage;
+  const { estimatedCostUsd, inputTokens, outputTokens } = agent.usage;
   const models = sortModelsByDisplayTotal(agent.models);
   // Each caveat sentence is gated only on the condition that proves it:
   //   - unknown-intervals sentence: direct i/o incompleteness — true when at
@@ -229,10 +228,7 @@ function AgentUsageFocusedTotals({
   return (
     <Card className="space-y-4 p-6" data-testid="agent-usage-focused-totals">
       <div className="grid grid-cols-2 gap-4 sm:grid-cols-4">
-        <ApproxTokenStat
-          displayTotal={displayTotal}
-          label="Total tokens"
-        />
+        <ApproxTokenStat displayTotal={displayTotal} label="Total tokens" />
         <TokenStat field={inputTokens} label="Input tokens" />
         <TokenStat field={outputTokens} label="Output tokens" />
         <UsageStat
@@ -316,8 +312,8 @@ function AgentUsageFocusedTotals({
             {coverage.invalidReportCount === 1
               ? "1 report"
               : `${coverage.invalidReportCount} reports`}{" "}
-            excluded: reports with an unreadable timestamp or a cumulative
-            total missing its session are not assigned to any day.
+            excluded: reports with an unreadable timestamp or a cumulative total
+            missing its session are not assigned to any day.
           </p>
         ) : null}
       </div>
@@ -384,10 +380,7 @@ function UsageStat({
   return (
     <div className="space-y-1">
       <p className="text-xs text-muted-foreground">{label}</p>
-      <p
-        className="text-lg font-semibold text-foreground"
-        data-testid={testId}
-      >
+      <p className="text-lg font-semibold text-foreground" data-testid={testId}>
         {display ?? "—"}
       </p>
       {isPartial ? <Badge variant="outline">Partial</Badge> : null}