Fix presubmit failures in eval suite fixtures and helpers (#3286)

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Fix presubmit failures in eval suite fixtures and helpers (#3286)
2c3fade9 · Mohamed Aziz Mejri · GitHub · a5f19192 · 2c3fade9 · 2c3fade9
--- a/.oxlintrc.json
+++ b/.oxlintrc.json
 {
  "$schema": "./node_modules/oxlint/configuration_schema.json",
-  "ignorePatterns": ["e2e-tests/fixtures/**/*"],
+  "ignorePatterns": [
+    "e2e-tests/fixtures/**/*",
+    "src/__tests__/evals/fixtures/**/*"
+  ],
  "categories": {
    "correctness": "warn"
  },

--- a/src/__tests__/evals/README.md
+++ b/src/__tests__/evals/README.md
@@ -5,7 +5,7 @@ the same three models (Claude Sonnet 4.6, GPT 5.4, Gemini 3 Flash) but with
 different tool sets and system prompts:
 | Suite name               | Tools available                             | System prompt                                |
-| ------------------------- | ------------------------------------------- | --------------------------------------------- |
+| ------------------------ | ------------------------------------------- | -------------------------------------------- |
 | `search_replace`         | `search_replace` only                       | Minimal custom "precise code editor" prompt  |
 | `search_replace_few`     | `search_replace` only                       | Variant prompt encouraging fewer tool calls  |
 | `edit_file`              | `edit_file` only                            | Minimal custom `edit_file` prompt            |
@@ -213,8 +213,8 @@ one folder. Folder names sort chronologically under `ls`.
 - `judge` — the judge's verdict: `label`, `modelName`, `durationMs`,
  `usage`, `pass` (boolean), and `explanation` (the judge's written
  reasoning, with the trailing `PASS`/`FAIL` verdict line stripped).
- `passed` — the overall test outcome. Requires the judge to say `PASS` *and*
+- `passed` — the overall test outcome. Requires the judge to say `PASS` _and_
-  all structural checks to pass *and* no exceptions to be thrown.
+  all structural checks to pass _and_ no exceptions to be thrown.
 - `errorMessage` — set when the test threw (tool-call failure, structural
  check failure, judge FAIL, etc.); `null` otherwise.

--- a/src/__tests__/evals/fixtures/UserProfile.tsx
+++ b/src/__tests__/evals/fixtures/UserProfile.tsx
 // UserProfile.tsx — class-based user profile component
 import React from "react";
-import { fetchUser, updateUser, fetchUserActivity } from "../services/userService";
+import {
+  fetchUser,
+  updateUser,
+  fetchUserActivity,
+} from "../services/userService";
 import type { User, ActivityEntry } from "../types";
 interface Props {
@@ -89,14 +93,19 @@ export class UserProfile extends React.Component<Props, State> {
      this.setState({ activity, activityLoading: false });
    } catch (err) {
      this.setState({
-        activityError: err instanceof Error ? err.message : "Failed to load activity",
+        activityError:
+          err instanceof Error ? err.message : "Failed to load activity",
        activityLoading: false,
      });
    }
  }
  handleEdit = () => {
-    this.setState({ editing: true, draft: { ...this.state.user }, saveError: null });
+    this.setState({
+      editing: true,
+      draft: { ...this.state.user },
+      saveError: null,
+    });
  };
  handleCancel = () => {
@@ -111,11 +120,17 @@ export class UserProfile extends React.Component<Props, State> {
    this.setState({ saving: true, saveError: null });
    try {
      const updated = await updateUser(this.props.userId, this.state.draft);
-      this.setState({ user: updated, editing: false, draft: {}, saving: false });
+      this.setState({
+        user: updated,
+        editing: false,
+        draft: {},
+        saving: false,
+      });
      this.props.onProfileUpdated?.(updated);
    } catch (err) {
      this.setState({
-        saveError: err instanceof Error ? err.message : "Failed to save changes",
+        saveError:
+          err instanceof Error ? err.message : "Failed to save changes",
        saving: false,
      });
    }
@@ -147,11 +162,14 @@ export class UserProfile extends React.Component<Props, State> {
      // Upload stub — real impl would POST to /api/avatars
      await new Promise((r) => setTimeout(r, 500));
      const fakeUrl = URL.createObjectURL(file);
-      const updated = await updateUser(this.props.userId, { avatarUrl: fakeUrl });
+      const updated = await updateUser(this.props.userId, {
+        avatarUrl: fakeUrl,
+      });
      this.setState({ user: updated, uploadingAvatar: false });
    } catch (err) {
      this.setState({
-        avatarError: err instanceof Error ? err.message : "Failed to upload avatar",
+        avatarError:
+          err instanceof Error ? err.message : "Failed to upload avatar",
        uploadingAvatar: false,
      });
    }
@@ -216,14 +234,25 @@ export class UserProfile extends React.Component<Props, State> {
    return (
      <div className="user-profile">
        <div className="profile-header">
-          <div className="avatar-wrapper" onClick={!readOnly ? this.handleAvatarClick : undefined}>
+          <div
+            className="avatar-wrapper"
+            onClick={!readOnly ? this.handleAvatarClick : undefined}
+          >
            {user.avatarUrl ? (
-              <img src={user.avatarUrl} alt={`${user.name}'s avatar`} className="avatar" />
+              <img
+                src={user.avatarUrl}
+                alt={`${user.name}'s avatar`}
+                className="avatar"
+              />
            ) : (
-              <div className="avatar-placeholder">{user.name.charAt(0).toUpperCase()}</div>
+              <div className="avatar-placeholder">
+                {user.name.charAt(0).toUpperCase()}
+              </div>
            )}
            {!readOnly && (
-              <div className="avatar-overlay">{uploadingAvatar ? "Uploading…" : "Change"}</div>
+              <div className="avatar-overlay">
+                {uploadingAvatar ? "Uploading…" : "Change"}
+              </div>
            )}
          </div>
          {!readOnly && (
@@ -237,7 +266,9 @@ export class UserProfile extends React.Component<Props, State> {
          )}
          {avatarError && <p className="avatar-error">{avatarError}</p>}
          <h1>{user.name}</h1>
-          <span className={`role-badge role-badge--${user.role}`}>{user.role}</span>
+          <span className={`role-badge role-badge--${user.role}`}>
+            {user.role}
+          </span>
        </div>
        {editing ? (
@@ -276,7 +307,11 @@ export class UserProfile extends React.Component<Props, State> {
              <button type="submit" disabled={saving}>
                {saving ? "Saving…" : "Save"}
              </button>
-              <button type="button" onClick={this.handleCancel} disabled={saving}>
+              <button
+                type="button"
+                onClick={this.handleCancel}
+                disabled={saving}
+              >
                Cancel
              </button>
            </div>
@@ -305,7 +340,10 @@ export class UserProfile extends React.Component<Props, State> {
        )}
        <div className="activity-section">
-          <button className="toggle-activity" onClick={this.handleToggleActivity}>
+          <button
+            className="toggle-activity"
+            onClick={this.handleToggleActivity}
+          >
            {showActivity ? "Hide activity" : "Show recent activity"}
          </button>
          {showActivity && this.renderActivityFeed()}

--- a/src/__tests__/evals/fixtures/UserProfileFull.tsx
+++ b/src/__tests__/evals/fixtures/UserProfileFull.tsx
 // UserProfileFull.tsx — full-featured user profile page component
-import React, { useState, useEffect, useCallback, useRef, useMemo } from "react";
+import React, {
+  useState,
+  useEffect,
+  useCallback,
+  useRef,
+  useMemo,
+} from "react";
 import { useNavigate, useParams } from "react-router-dom";
-import { fetchUser, updateUser, uploadAvatar, fetchUserActivity } from "../services/userService";
+import {
+  fetchUser,
+  updateUser,
+  uploadAvatar,
+  fetchUserActivity,
+} from "../services/userService";
 import type { User, ActivityItem } from "../types";
 interface UserProfileFullProps {
@@ -46,7 +57,8 @@ interface ActivityState {
 function formatStatValue(value: number | string, unit?: string): string {
  if (typeof value === "number") {
-    const formatted = value >= 1000 ? `${(value / 1000).toFixed(1)}k` : String(value);
+    const formatted =
+      value >= 1000 ? `${(value / 1000).toFixed(1)}k` : String(value);
    return unit ? `${formatted} ${unit}` : formatted;
  }
  return value;
@@ -133,7 +145,10 @@ export function UserProfile({
      if (!file) return;
      if (!file.type.startsWith("image/")) {
-        setAvatar((prev) => ({ ...prev, error: "Please select an image file" }));
+        setAvatar((prev) => ({
+          ...prev,
+          error: "Please select an image file",
+        }));
        return;
      }
@@ -143,7 +158,12 @@ export function UserProfile({
      }
      const previewUrl = URL.createObjectURL(file);
-      setAvatar((prev) => ({ ...prev, previewUrl, uploading: true, error: null }));
+      setAvatar((prev) => ({
+        ...prev,
+        previewUrl,
+        uploading: true,
+        error: null,
+      }));
      try {
        const result = await uploadAvatar(resolvedUserId, file);
@@ -170,7 +190,8 @@ export function UserProfile({
    setAvatar({ url: null, uploading: false, error: null, previewUrl: null });
  }, []);
-  const avatarDisplayUrl = avatar.previewUrl ?? avatar.url ?? "/default-avatar.png";
+  const avatarDisplayUrl =
+    avatar.previewUrl ?? avatar.url ?? "/default-avatar.png";
  const renderAvatarBadge = useCallback(() => {
    if (avatar.uploading) {
@@ -247,18 +268,38 @@ export function UserProfile({
    period: INITIAL_STATS_PERIOD,
  });
-  const loadStats = useCallback(
+  const loadStats = useCallback(async (period: "week" | "month" | "year") => {
-    async (period: "week" | "month" | "year") => {
    setStats((prev) => ({ ...prev, loading: true, error: null, period }));
    try {
      // Simulate loading stats — in production this hits the analytics API
      await new Promise((r) => setTimeout(r, 100));
      const mockCards: StatCard[] = [
-          { label: "Commits", value: period === "week" ? 23 : period === "month" ? 87 : 1042, change: 12.5 },
+        {
-          { label: "PRs Merged", value: period === "week" ? 5 : period === "month" ? 18 : 203, change: -3.2 },
+          label: "Commits",
-          { label: "Reviews", value: period === "week" ? 11 : period === "month" ? 42 : 498, change: 8.1 },
+          value: period === "week" ? 23 : period === "month" ? 87 : 1042,
-          { label: "Lines Changed", value: period === "week" ? 1250 : period === "month" ? 4800 : 58000, unit: "lines", change: 15.7 },
+          change: 12.5,
-          { label: "Issues Closed", value: period === "week" ? 7 : period === "month" ? 25 : 312, change: 0 },
+        },
+        {
+          label: "PRs Merged",
+          value: period === "week" ? 5 : period === "month" ? 18 : 203,
+          change: -3.2,
+        },
+        {
+          label: "Reviews",
+          value: period === "week" ? 11 : period === "month" ? 42 : 498,
+          change: 8.1,
+        },
+        {
+          label: "Lines Changed",
+          value: period === "week" ? 1250 : period === "month" ? 4800 : 58000,
+          unit: "lines",
+          change: 15.7,
+        },
+        {
+          label: "Issues Closed",
+          value: period === "week" ? 7 : period === "month" ? 25 : 312,
+          change: 0,
+        },
        { label: "Build Success", value: "98.2%", change: 1.1 },
      ];
      setStats({ cards: mockCards, loading: false, error: null, period });
@@ -269,9 +310,7 @@ export function UserProfile({
        error: err instanceof Error ? err.message : "Failed to load stats",
      }));
    }
-    },
+  }, []);
-    [],
-  );
  useEffect(() => {
    if (showStats && resolvedUserId) {
@@ -295,20 +334,19 @@ export function UserProfile({
    return typeof commitCard?.value === "number" ? commitCard.value : 0;
  }, [stats.cards]);
-  const renderStatCard = useCallback(
+  const renderStatCard = useCallback((card: StatCard, index: number) => {
-    (card: StatCard, index: number) => {
    return (
      <div key={index} className="stat-card">
        <div className="stat-card__label">{card.label}</div>
-          <div className="stat-card__value">{formatStatValue(card.value, card.unit)}</div>
+        <div className="stat-card__value">
+          {formatStatValue(card.value, card.unit)}
+        </div>
        <div className={`stat-card__change ${getChangeClass(card.change)}`}>
          {formatChangePercent(card.change)}
        </div>
      </div>
    );
-    },
+  }, []);
-    [],
-  );
  const renderStatsHeader = useCallback(() => {
    const periods: Array<"week" | "month" | "year"> = ["week", "month", "year"];
@@ -335,7 +373,8 @@ export function UserProfile({
    return (
      <div className="stats-summary">
        <p>
-          Total activity: <strong>{totalCommits}</strong> commits this {stats.period}.
+          Total activity: <strong>{totalCommits}</strong> commits this{" "}
+          {stats.period}.
        </p>
      </div>
    );
@@ -393,13 +432,18 @@ export function UserProfile({
    return groups;
  }, [activityState.items]);
-  const renderActivityItem = useCallback((item: ActivityItem) => {
+  const renderActivityItem = useCallback(
+    (item: ActivityItem) => {
      return (
        <div key={item.id} className="activity-item">
-        <span className="activity-item__icon">{getActivityIcon(item.type)}</span>
+          <span className="activity-item__icon">
+            {getActivityIcon(item.type)}
+          </span>
          <div className="activity-item__content">
            <p className="activity-item__description">{item.description}</p>
-          <span className="activity-item__time">{formatActivityDate(item.timestamp)}</span>
+            <span className="activity-item__time">
+              {formatActivityDate(item.timestamp)}
+            </span>
            {item.metadata?.pr && (
              <a
                className="activity-item__link"
@@ -415,7 +459,9 @@ export function UserProfile({
          </div>
        </div>
      );
-  }, [navigate]);
+    },
+    [navigate],
+  );
  const renderActivityGroup = useCallback(
    (dateKey: string, items: ActivityItem[]) => {
@@ -556,10 +602,19 @@ export function UserProfile({
            </div>
            {saveError && <p className="form-error">{saveError}</p>}
            <div className="form-actions">
-              <button type="submit" disabled={saving} className="btn btn--primary">
+              <button
+                type="submit"
+                disabled={saving}
+                className="btn btn--primary"
+              >
                {saving ? "Saving…" : "Save Changes"}
              </button>
-              <button type="button" onClick={handleCancel} disabled={saving} className="btn btn--secondary">
+              <button
+                type="button"
+                onClick={handleCancel}
+                disabled={saving}
+                className="btn btn--secondary"
+              >
                Cancel
              </button>
            </div>
@@ -648,7 +703,10 @@ export function UserProfile({
      {/* ── Footer ────────────────────────────────────────── */}
      <footer className="user-profile__footer">
-        <p>Profile last updated: {user.updatedAt ? new Date(user.updatedAt).toLocaleString() : "Never"}</p>
+        <p>
+          Profile last updated:{" "}
+          {user.updatedAt ? new Date(user.updatedAt).toLocaleString() : "Never"}
+        </p>
      </footer>
    </div>
  );

--- a/src/__tests__/evals/fixtures/analytics.ts
+++ b/src/__tests__/evals/fixtures/analytics.ts
@@ -56,7 +56,9 @@ export function endSession(): void {
    return;
  }
  const durationMs = Date.now() - currentSession.startedAt;
-  console.log(`analytics session ended: ${currentSession.id} (${durationMs}ms)`);
+  console.log(
+    `analytics session ended: ${currentSession.id} (${durationMs}ms)`,
+  );
  currentSession = null;
 }
@@ -90,7 +92,9 @@ export function track(name: string, props: Record<string, unknown> = {}): void {
  queue.push(event);
  console.log(`tracked event: ${name}`);
  if (queue.length >= MAX_BATCH_SIZE) {
-    console.warn(`analytics queue full (${queue.length}), flushing immediately`);
+    console.warn(
+      `analytics queue full (${queue.length}), flushing immediately`,
+    );
    flush();
  }
 }
@@ -100,7 +104,10 @@ export function trackPageView(path: string, title: string): void {
  track("page_view", { path, title });
 }
-export function trackError(err: Error, context: Record<string, unknown> = {}): void {
+export function trackError(
+  err: Error,
+  context: Record<string, unknown> = {},
+): void {
  console.error(`analytics error event: ${err.message}`, err);
  track("error", {
    message: err.message,
@@ -130,9 +137,15 @@ export function trackSearch(query: string, resultCount: number): void {
  track("search", { query, resultCount });
 }
-export function trackTiming(category: string, variable: string, durationMs: number): void {
+export function trackTiming(
+  category: string,
+  variable: string,
+  durationMs: number,
+): void {
  if (durationMs < 0) {
-    console.error(`trackTiming: negative duration ${durationMs}ms for ${category}/${variable}`);
+    console.error(
+      `trackTiming: negative duration ${durationMs}ms for ${category}/${variable}`,
+    );
    return;
  }
  track("timing", { category, variable, durationMs });
@@ -203,7 +216,10 @@ function sendToBackend(events: Event[]): void {
 let _identifiedUserId: string | null = null;
-export function identify(userId: string, traits: Record<string, unknown> = {}): void {
+export function identify(
+  userId: string,
+  traits: Record<string, unknown> = {},
+): void {
  if (!userId) {
    console.warn("identify called with empty userId");
    return;
@@ -243,18 +259,25 @@ export function trackAddToCart(
  price: number,
 ): void {
  if (quantity <= 0) {
-    console.error(`trackAddToCart: invalid quantity ${quantity} for product ${productId}`);
+    console.error(
+      `trackAddToCart: invalid quantity ${quantity} for product ${productId}`,
+    );
    return;
  }
  track("add_to_cart", { productId, quantity, price });
 }
-export function trackCheckoutStarted(cartValue: number, itemCount: number): void {
+export function trackCheckoutStarted(
+  cartValue: number,
+  itemCount: number,
+): void {
  if (cartValue < 0) {
    console.error(`trackCheckoutStarted: negative cart value ${cartValue}`);
    return;
  }
-  console.log(`checkout started — ${itemCount} items, $${cartValue.toFixed(2)}`);
+  console.log(
+    `checkout started — ${itemCount} items, $${cartValue.toFixed(2)}`,
+  );
  track("checkout_started", { cartValue, itemCount });
 }
@@ -263,7 +286,9 @@ export function trackOrderCompleted(
  revenue: number,
  currency: string,
 ): void {
-  console.log(`order completed: ${orderId} — ${currency} ${revenue.toFixed(2)}`);
+  console.log(
+    `order completed: ${orderId} — ${currency} ${revenue.toFixed(2)}`,
+  );
  track("order_completed", { orderId, revenue, currency });
 }

--- a/src/__tests__/evals/fixtures/cache_manager.ts
+++ b/src/__tests__/evals/fixtures/cache_manager.ts
@@ -260,7 +260,12 @@ export function createNamespace(prefix: string) {
    set<T>(key: string, value: T, sizeBytes: number): void {
      set(ns(key), value, sizeBytes);
    },
-    setWithTtl<T>(key: string, value: T, sizeBytes: number, ttlMs: number): void {
+    setWithTtl<T>(
+      key: string,
+      value: T,
+      sizeBytes: number,
+      ttlMs: number,
+    ): void {
      setWithTtl(ns(key), value, sizeBytes, ttlMs);
    },
    get<T>(key: string): T | null {

--- a/src/__tests__/evals/fixtures/contact_book.ts
+++ b/src/__tests__/evals/fixtures/contact_book.ts
--- a/src/__tests__/evals/fixtures/event_handler.ts
+++ b/src/__tests__/evals/fixtures/event_handler.ts
@@ -33,78 +33,120 @@ export interface AppEvent {
 // ── Individual handlers ────────────────────────────────────────────────────
-async function notifyUserCreated(payload: Record<string, unknown>): Promise<void> {
+async function notifyUserCreated(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Sending welcome email to ${payload.email}`);
  // implementation elided
 }
-async function syncUserToSearchIndex(payload: Record<string, unknown>): Promise<void> {
+async function syncUserToSearchIndex(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Syncing user ${payload.id} to search index`);
  // implementation elided
 }
-async function revokeUserSessions(payload: Record<string, unknown>): Promise<void> {
+async function revokeUserSessions(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Revoking all sessions for user ${payload.id}`);
  // implementation elided
 }
-async function notifyUserRoleChanged(payload: Record<string, unknown>): Promise<void> {
+async function notifyUserRoleChanged(
-  logger.info(`Notifying user ${payload.id} of role change: ${payload.oldRole} → ${payload.newRole}`);
+  payload: Record<string, unknown>,
+): Promise<void> {
+  logger.info(
+    `Notifying user ${payload.id} of role change: ${payload.oldRole} → ${payload.newRole}`,
+  );
  // implementation elided
 }
-async function notifyProjectCreated(payload: Record<string, unknown>): Promise<void> {
+async function notifyProjectCreated(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Notifying team about new project ${payload.id}`);
  // implementation elided
 }
-async function archiveProjectAssets(payload: Record<string, unknown>): Promise<void> {
+async function archiveProjectAssets(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Archiving assets for project ${payload.id}`);
  // implementation elided
 }
-async function cleanupProjectResources(payload: Record<string, unknown>): Promise<void> {
+async function cleanupProjectResources(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Cleaning up resources for deleted project ${payload.id}`);
  // implementation elided
 }
-async function notifyProjectMemberAdded(payload: Record<string, unknown>): Promise<void> {
+async function notifyProjectMemberAdded(
-  logger.info(`Notifying user ${payload.memberId} they were added to project ${payload.projectId}`);
+  payload: Record<string, unknown>,
+): Promise<void> {
+  logger.info(
+    `Notifying user ${payload.memberId} they were added to project ${payload.projectId}`,
+  );
  // implementation elided
 }
-async function notifyProjectMemberRemoved(payload: Record<string, unknown>): Promise<void> {
+async function notifyProjectMemberRemoved(
-  logger.info(`Notifying user ${payload.memberId} they were removed from project ${payload.projectId}`);
+  payload: Record<string, unknown>,
+): Promise<void> {
+  logger.info(
+    `Notifying user ${payload.memberId} they were removed from project ${payload.projectId}`,
+  );
  // implementation elided
 }
-async function recordPaymentSuccess(payload: Record<string, unknown>): Promise<void> {
+async function recordPaymentSuccess(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.info(`Recording payment ${payload.transactionId}`);
  // implementation elided
 }
-async function handlePaymentFailure(payload: Record<string, unknown>): Promise<void> {
+async function handlePaymentFailure(
+  payload: Record<string, unknown>,
+): Promise<void> {
  logger.warn(`Payment failed for order ${payload.orderId}`);
  // implementation elided
 }
 async function processRefund(payload: Record<string, unknown>): Promise<void> {
-  logger.info(`Processing refund ${payload.refundId} for transaction ${payload.transactionId}`);
+  logger.info(
+    `Processing refund ${payload.refundId} for transaction ${payload.transactionId}`,
+  );
  // implementation elided
 }
-async function provisionSubscriptionFeatures(payload: Record<string, unknown>): Promise<void> {
+async function provisionSubscriptionFeatures(
-  logger.info(`Provisioning features for subscription ${payload.subscriptionId}`);
+  payload: Record<string, unknown>,
+): Promise<void> {
+  logger.info(
+    `Provisioning features for subscription ${payload.subscriptionId}`,
+  );
  // implementation elided
 }
-async function deprovisionSubscriptionFeatures(payload: Record<string, unknown>): Promise<void> {
+async function deprovisionSubscriptionFeatures(
-  logger.info(`Deprovisioning features for cancelled subscription ${payload.subscriptionId}`);
+  payload: Record<string, unknown>,
+): Promise<void> {
+  logger.info(
+    `Deprovisioning features for cancelled subscription ${payload.subscriptionId}`,
+  );
  // implementation elided
 }
-async function extendSubscriptionAccess(payload: Record<string, unknown>): Promise<void> {
+async function extendSubscriptionAccess(
-  logger.info(`Extending access for renewed subscription ${payload.subscriptionId}`);
+  payload: Record<string, unknown>,
+): Promise<void> {
+  logger.info(
+    `Extending access for renewed subscription ${payload.subscriptionId}`,
+  );
  // implementation elided
 }
@@ -113,7 +155,9 @@ async function extendSubscriptionAccess(payload: Record<string, unknown>): Promi
 * TODO: Refactor this switch into a Record<EventType, handler> map + dispatch function.
 */
 export async function handleEvent(event: AppEvent): Promise<void> {
-  logger.info(`Handling event ${event.type} (correlation: ${event.correlationId}, source: ${event.sourceService})`);
+  logger.info(
+    `Handling event ${event.type} (correlation: ${event.correlationId}, source: ${event.sourceService})`,
+  );
  switch (event.type) {
    case "user.created":
@@ -214,7 +258,9 @@ export interface BatchResult {
 * Processes a batch of events sequentially. Failures are recorded but
 * do not abort the remaining events in the batch.
 */
-export async function handleEventBatch(batch: EventBatch): Promise<BatchResult> {
+export async function handleEventBatch(
+  batch: EventBatch,
+): Promise<BatchResult> {
  logger.info(
    `Processing batch ${batch.batchId} with ${batch.events.length} event(s)`,
  );
@@ -277,7 +323,9 @@ export async function retryDeadLetter(
    try {
      await handleEvent(entry.event);
      retried++;
-      logger.info(`Retried dead-letter event ${entry.event.correlationId} successfully`);
+      logger.info(
+        `Retried dead-letter event ${entry.event.correlationId} successfully`,
+      );
    } catch (err) {
      logger.error(
        `Retry failed for dead-letter event ${entry.event.correlationId}`,

--- a/src/__tests__/evals/fixtures/fetch_client.ts
+++ b/src/__tests__/evals/fixtures/fetch_client.ts
@@ -5,7 +5,8 @@ import { getAuthToken } from "./auth";
 const logger = createLogger("fetch-client");
-const BASE_URL = process.env.SERVICE_BASE_URL ?? "https://api.internal.example.com";
+const BASE_URL =
+  process.env.SERVICE_BASE_URL ?? "https://api.internal.example.com";
 const DEFAULT_TIMEOUT_MS = 8_000;
 export interface FetchClientOptions {
@@ -68,7 +69,12 @@ export async function serviceRequest<T>(
  path: string,
  options: FetchClientOptions = {},
 ): Promise<T> {
-  const { method = "GET", body, headers = {}, timeoutMs = DEFAULT_TIMEOUT_MS } = options;
+  const {
+    method = "GET",
+    body,
+    headers = {},
+    timeoutMs = DEFAULT_TIMEOUT_MS,
+  } = options;
  const token = await getAuthToken();
  const controller = new AbortController();
@@ -100,7 +106,10 @@ export async function serviceRequest<T>(
 // ── Verb wrappers ──────────────────────────────────────────────────────────
-export async function getResource<T>(path: string, headers?: Record<string, string>): Promise<T> {
+export async function getResource<T>(
+  path: string,
+  headers?: Record<string, string>,
+): Promise<T> {
  const data = await serviceRequest<T>(path, { method: "GET", headers });
  return data;
 }
@@ -115,7 +124,10 @@ export async function putResource<T>(path: string, body: unknown): Promise<T> {
  return data;
 }
-export async function patchResource<T>(path: string, body: unknown): Promise<T> {
+export async function patchResource<T>(
+  path: string,
+  body: unknown,
+): Promise<T> {
  const data = await serviceRequest<T>(path, { method: "PATCH", body });
  return data;
 }
@@ -151,7 +163,9 @@ export async function listUsers(
  );
 }
-export async function getUserSubscription(userId: string): Promise<Subscription | null> {
+export async function getUserSubscription(
+  userId: string,
+): Promise<Subscription | null> {
  return getResource<Subscription | null>(`/users/${userId}/subscription`);
 }
@@ -189,7 +203,9 @@ export async function deleteProject(projectId: string): Promise<void> {
 // ── Project membership ─────────────────────────────────────────────────────
-export async function getProjectMembers(projectId: string): Promise<ProjectMember[]> {
+export async function getProjectMembers(
+  projectId: string,
+): Promise<ProjectMember[]> {
  return getResource<ProjectMember[]>(`/projects/${projectId}/members`);
 }
@@ -213,12 +229,17 @@ export async function updateProjectMemberRole(
  userId: string,
  role: string,
 ): Promise<ProjectMember> {
-  return patchResource<ProjectMember>(`/projects/${projectId}/members/${userId}`, { role });
+  return patchResource<ProjectMember>(
+    `/projects/${projectId}/members/${userId}`,
+    { role },
+  );
 }
 // ── Workspace resources ────────────────────────────────────────────────────
-export async function getWorkspace(workspaceId: string): Promise<{ id: string; name: string; plan: string }> {
+export async function getWorkspace(
+  workspaceId: string,
+): Promise<{ id: string; name: string; plan: string }> {
  return getResource(`/workspaces/${workspaceId}`);
 }
@@ -262,34 +283,50 @@ export async function downloadInvoicePdf(invoiceId: string): Promise<Blob> {
  const controller = new AbortController();
  const timer = setTimeout(() => controller.abort(), DEFAULT_TIMEOUT_MS);
-  const response = await fetch(`${BASE_URL}/billing/invoices/${invoiceId}/pdf`, {
+  const response = await fetch(
+    `${BASE_URL}/billing/invoices/${invoiceId}/pdf`,
+    {
      headers: { Authorization: `Bearer ${token}` },
      signal: controller.signal,
-  });
+    },
+  );
  clearTimeout(timer);
  if (!response.ok) {
-    throw { code: "DOWNLOAD_FAILED", message: "Failed to download invoice PDF", status: response.status } satisfies ServiceError;
+    throw {
+      code: "DOWNLOAD_FAILED",
+      message: "Failed to download invoice PDF",
+      status: response.status,
+    } satisfies ServiceError;
  }
  return response.blob();
 }
-export async function listPaymentMethods(workspaceId: string): Promise<PaymentMethod[]> {
+export async function listPaymentMethods(
-  return getResource<PaymentMethod[]>(`/workspaces/${workspaceId}/billing/payment-methods`);
+  workspaceId: string,
+): Promise<PaymentMethod[]> {
+  return getResource<PaymentMethod[]>(
+    `/workspaces/${workspaceId}/billing/payment-methods`,
+  );
 }
 export async function addPaymentMethod(
  workspaceId: string,
  token: string,
 ): Promise<PaymentMethod> {
-  return postResource<PaymentMethod>(`/workspaces/${workspaceId}/billing/payment-methods`, { token });
+  return postResource<PaymentMethod>(
+    `/workspaces/${workspaceId}/billing/payment-methods`,
+    { token },
+  );
 }
 export async function removePaymentMethod(
  workspaceId: string,
  paymentMethodId: string,
 ): Promise<void> {
-  return deleteResource(`/workspaces/${workspaceId}/billing/payment-methods/${paymentMethodId}`);
+  return deleteResource(
+    `/workspaces/${workspaceId}/billing/payment-methods/${paymentMethodId}`,
+  );
 }
 export async function setDefaultPaymentMethod(

--- a/src/__tests__/evals/fixtures/order_math.ts
+++ b/src/__tests__/evals/fixtures/order_math.ts
@@ -110,7 +110,8 @@ export function couponAppliestoShipping(order: Order): boolean {
 export function effectiveShippingCost(order: Order): number {
  const base = order.shippingCost;
  if (!order.coupon?.appliesToShipping) return base;
-  if (order.coupon.type === "fixed") return Math.max(0, base - order.coupon.value);
+  if (order.coupon.type === "fixed")
+    return Math.max(0, base - order.coupon.value);
  return base * (1 - order.coupon.value / 100);
 }
@@ -173,7 +174,11 @@ export function formatOrderLine(item: LineItem): string {
  return `${item.sku} × ${item.quantity} @ $${item.unitPrice.toFixed(2)}`;
 }
-export function applyBulkDiscount(items: LineItem[], threshold: number, pct: number): number {
+export function applyBulkDiscount(
+  items: LineItem[],
+  threshold: number,
+  pct: number,
+): number {
  const sub = subtotalOf(items);
  if (sub < threshold) return sub;
  return sub * (1 - pct);
@@ -269,9 +274,7 @@ export function isFullRefund(order: Order, returnedSkus: string[]): boolean {
 // ── Reporting helpers ──────────────────────────────────────────────────────
-export function totalsByCurrency(
+export function totalsByCurrency(orders: Order[]): Record<string, number> {
-  orders: Order[],
-): Record<string, number> {
  const totals: Record<string, number> = {};
  for (const order of orders) {
    const key = order.currency;
@@ -287,17 +290,25 @@ export function averageOrderValue(orders: Order[]): number {
 }
 export function topOrdersByValue(orders: Order[], n: number): Order[] {
-  return [...orders].sort((a, b) => calculateTotal(b) - calculateTotal(a)).slice(0, n);
+  return [...orders]
+    .sort((a, b) => calculateTotal(b) - calculateTotal(a))
+    .slice(0, n);
 }
 export function totalRevenue(orders: Order[]): number {
  return orders.reduce((sum, o) => sum + calculateTotal(o), 0);
 }
-export function ordersAboveThreshold(orders: Order[], threshold: number): Order[] {
+export function ordersAboveThreshold(
+  orders: Order[],
+  threshold: number,
+): Order[] {
  return orders.filter((o) => calculateTotal(o) >= threshold);
 }
-export function ordersBelowThreshold(orders: Order[], threshold: number): Order[] {
+export function ordersBelowThreshold(
+  orders: Order[],
+  threshold: number,
+): Order[] {
  return orders.filter((o) => calculateTotal(o) < threshold);
 }
--- a/src/__tests__/evals/fixtures/order_processor.ts
+++ b/src/__tests__/evals/fixtures/order_processor.ts
 // order_processor.ts — core order processing logic
 import { createLogger } from "./logger";
-import type { Order, InventoryItem, PaymentMethod, ShippingAddress } from "./types";
+import type {
+  Order,
+  InventoryItem,
+  PaymentMethod,
+  ShippingAddress,
+} from "./types";
 const logger = createLogger("order-processor");
@@ -66,7 +71,12 @@ async function createShipment(
  items: string[],
 ): Promise<{ trackingNumber: string; estimatedDelivery: string }> {
  // Implementation elided — hits the shipping API
-  return { trackingNumber: "track_placeholder", estimatedDelivery: new Date(Date.now() + 5 * 24 * 3600 * 1000).toISOString() };
+  return {
+    trackingNumber: "track_placeholder",
+    estimatedDelivery: new Date(
+      Date.now() + 5 * 24 * 3600 * 1000,
+    ).toISOString(),
+  };
 }
 async function cancelShipment(trackingNumber: string): Promise<void> {
@@ -120,7 +130,10 @@ export async function processOrder(order: Order): Promise<ProcessResult> {
  }
  // Validate payment method
-  if (!order.payment.method || !["card", "paypal", "bank"].includes(order.payment.method)) {
+  if (
+    !order.payment.method ||
+    !["card", "paypal", "bank"].includes(order.payment.method)
+  ) {
    return { success: false, error: "Invalid payment method" };
  }
  if (!order.payment.amount || order.payment.amount <= 0) {
@@ -145,7 +158,10 @@ export async function processOrder(order: Order): Promise<ProcessResult> {
      for (const r of reservations) {
        await releaseInventory(r.productId, r.quantity);
      }
-      return { success: false, error: `Could not reserve stock for ${item.productId}` };
+      return {
+        success: false,
+        error: `Could not reserve stock for ${item.productId}`,
+      };
    }
    reservations.push({ productId: item.productId, quantity: item.quantity });
  }
@@ -153,7 +169,10 @@ export async function processOrder(order: Order): Promise<ProcessResult> {
  // Charge the customer
  let transaction: { transactionId: string };
  try {
-    transaction = await chargePayment(order.payment.method, order.payment.amount);
+    transaction = await chargePayment(
+      order.payment.method,
+      order.payment.amount,
+    );
  } catch (err) {
    logger.error("Payment failed", err);
    for (const r of reservations) {
@@ -186,7 +205,9 @@ export async function processOrder(order: Order): Promise<ProcessResult> {
  };
  const orderId = await saveOrder(enrichedOrder);
-  logger.info(`Order ${orderId} confirmed (tracking: ${shipment.trackingNumber})`);
+  logger.info(
+    `Order ${orderId} confirmed (tracking: ${shipment.trackingNumber})`,
+  );
  // Send confirmation email (best-effort — don't fail the order)
  try {
@@ -212,7 +233,10 @@ export async function cancelOrder(
  try {
    await cancelShipment(trackingNumber);
  } catch (err) {
-    logger.warn(`Could not cancel shipment ${trackingNumber} for order ${orderId}`, err);
+    logger.warn(
+      `Could not cancel shipment ${trackingNumber} for order ${orderId}`,
+      err,
+    );
  }
  let refundOk = false;
@@ -227,7 +251,10 @@ export async function cancelOrder(
    await releaseInventory(r.productId, r.quantity);
  }
-  await updateOrderStatus(orderId, refundOk ? "cancelled" : "cancellation_pending");
+  await updateOrderStatus(
+    orderId,
+    refundOk ? "cancelled" : "cancellation_pending",
+  );
  logger.info(`Order ${orderId} cancelled (refund ok: ${refundOk})`);
  return { success: true, orderId };
 }
@@ -252,7 +279,9 @@ export async function listOrdersForCustomer(
 // ── Order enrichment ───────────────────────────────────────────────────────
-export async function enrichOrderWithTracking(order: Order): Promise<Order & { trackingUrl: string }> {
+export async function enrichOrderWithTracking(
+  order: Order,
+): Promise<Order & { trackingUrl: string }> {
  if (!order.trackingNumber) {
    throw new Error("Order has no tracking number");
  }
@@ -268,7 +297,9 @@ export async function estimateDeliveryDate(
 ): Promise<string> {
  const baseDays = expedited ? 2 : 5;
  const regionBuffer = address.country !== "US" ? 7 : 0;
-  const estimate = new Date(Date.now() + (baseDays + regionBuffer) * 24 * 3600 * 1000);
+  const estimate = new Date(
+    Date.now() + (baseDays + regionBuffer) * 24 * 3600 * 1000,
+  );
  return estimate.toISOString();
 }
@@ -301,7 +332,9 @@ export async function processOrderIdempotent(
 ): Promise<ProcessResult> {
  const existing = checkIdempotency(idempotencyKey);
  if (existing) {
-    logger.info(`Idempotency hit: returning existing order ${existing} for key ${idempotencyKey}`);
+    logger.info(
+      `Idempotency hit: returning existing order ${existing} for key ${idempotencyKey}`,
+    );
    return { success: true, orderId: existing };
  }
  const result = await processOrder(order);

--- a/src/__tests__/evals/fixtures/permissions.ts
+++ b/src/__tests__/evals/fixtures/permissions.ts
@@ -110,16 +110,27 @@ export function createPolicy(role: string): Policy {
 export function hasPermission(policy: Policy, action: string): boolean {
  switch (action) {
-    case "view_content":    return policy.canViewContent();
+    case "view_content":
-    case "create_content":  return policy.canCreateContent();
+      return policy.canViewContent();
-    case "edit_content":    return policy.canEditContent();
+    case "create_content":
-    case "delete_content":  return policy.canDeleteContent();
+      return policy.canCreateContent();
-    case "view_users":      return policy.canViewUsers();
+    case "edit_content":
-    case "manage_users":    return policy.canManageUsers();
+      return policy.canEditContent();
-    case "view_roles":      return policy.canViewRoles();
+    case "delete_content":
-    case "manage_roles":    return policy.canManageRoles();
+      return policy.canDeleteContent();
-    case "view_audit_log":  return policy.canViewAuditLog();
+    case "view_users":
-    case "export_data":     return policy.canExportData();
+      return policy.canViewUsers();
-    default:                return false;
+    case "manage_users":
+      return policy.canManageUsers();
+    case "view_roles":
+      return policy.canViewRoles();
+    case "manage_roles":
+      return policy.canManageRoles();
+    case "view_audit_log":
+      return policy.canViewAuditLog();
+    case "export_data":
+      return policy.canExportData();
+    default:
+      return false;
  }
 }
--- a/src/__tests__/evals/fixtures/report_builders.ts
+++ b/src/__tests__/evals/fixtures/report_builders.ts
@@ -37,8 +37,18 @@ interface ReportRange {
 }
 const MONTH_NAMES = [
-  "Jan", "Feb", "Mar", "Apr", "May", "Jun",
+  "Jan",
-  "Jul", "Aug", "Sep", "Oct", "Nov", "Dec",
+  "Feb",
+  "Mar",
+  "Apr",
+  "May",
+  "Jun",
+  "Jul",
+  "Aug",
+  "Sep",
+  "Oct",
+  "Nov",
+  "Dec",
 ];
 // ── Sales reports ──────────────────────────────────────────────────────────
@@ -117,7 +127,10 @@ export function salesByRegion(
      s.region,
      (revenueByRegion.get(s.region) ?? 0) + s.unitPrice * s.quantity,
    );
-    unitsByRegion.set(s.region, (unitsByRegion.get(s.region) ?? 0) + s.quantity);
+    unitsByRegion.set(
+      s.region,
+      (unitsByRegion.get(s.region) ?? 0) + s.quantity,
+    );
  }
  const rows: Array<{ region: string; revenue: string; units: number }> = [];
@@ -208,7 +221,10 @@ export function refundsByReason(
  const amountByReason = new Map<string, number>();
  const countByReason = new Map<string, number>();
  for (const r of inRange) {
-    amountByReason.set(r.reason, (amountByReason.get(r.reason) ?? 0) + r.amount);
+    amountByReason.set(
+      r.reason,
+      (amountByReason.get(r.reason) ?? 0) + r.amount,
+    );
    countByReason.set(r.reason, (countByReason.get(r.reason) ?? 0) + 1);
  }
@@ -307,10 +323,7 @@ export function mrrByPlan(
  return rows;
 }
-export function churnRate(
+export function churnRate(subs: Subscription[], range: ReportRange): string {
-  subs: Subscription[],
-  range: ReportRange,
-): string {
  const fromTs = Date.parse(range.from);
  const toTs = Date.parse(range.to);
@@ -369,10 +382,7 @@ export function topCustomersByRevenue(
  }));
 }
-export function averageSaleValue(
+export function averageSaleValue(sales: Sale[], range: ReportRange): string {
-  sales: Sale[],
-  range: ReportRange,
-): string {
  const fromTs = Date.parse(range.from);
  const toTs = Date.parse(range.to);
  const inRange = sales.filter((s) => {

--- a/src/__tests__/evals/fixtures/route_handlers.ts
+++ b/src/__tests__/evals/fixtures/route_handlers.ts
@@ -91,7 +91,9 @@ export async function archiveProject(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`archiveProject called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `archiveProject called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -116,7 +118,9 @@ export async function getProjectMembers(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`getProjectMembers called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `getProjectMembers called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -141,7 +145,9 @@ export async function addProjectMember(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`addProjectMember called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `addProjectMember called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -151,7 +157,9 @@ export async function addProjectMember(
    "INSERT INTO project_members (project_id, user_id, role, added_at) VALUES (?, ?, ?, ?)",
    [id, memberId, role, new Date().toISOString()],
  );
-  logger.info(`addProjectMember(${id}, member=${memberId}) took ${Date.now() - start}ms`);
+  logger.info(
+    `addProjectMember(${id}, member=${memberId}) took ${Date.now() - start}ms`,
+  );
  res.status(201).json({ ok: true });
 }
@@ -167,7 +175,9 @@ export async function removeProjectMember(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`removeProjectMember called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `removeProjectMember called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -177,7 +187,9 @@ export async function removeProjectMember(
    "DELETE FROM project_members WHERE project_id = ? AND user_id = ?",
    [id, memberId],
  );
-  logger.info(`removeProjectMember(${id}, member=${memberId}) took ${Date.now() - start}ms`);
+  logger.info(
+    `removeProjectMember(${id}, member=${memberId}) took ${Date.now() - start}ms`,
+  );
  res.json({ ok: true });
 }
@@ -187,13 +199,17 @@ export async function transferProjectOwnership(
 ): Promise<void> {
  const start = Date.now();
  if (!req.userId) {
-    logger.warn(`transferProjectOwnership called without userId from ${req.ip}`);
+    logger.warn(
+      `transferProjectOwnership called without userId from ${req.ip}`,
+    );
    res.status(401).json({ error: "unauthorized" });
    return;
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`transferProjectOwnership called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `transferProjectOwnership called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -203,7 +219,9 @@ export async function transferProjectOwnership(
    "UPDATE projects SET owner_id = ?, updated_at = ? WHERE id = ?",
    [newOwnerId, new Date().toISOString(), id],
  );
-  logger.info(`transferProjectOwnership(${id}, newOwner=${newOwnerId}) took ${Date.now() - start}ms`);
+  logger.info(
+    `transferProjectOwnership(${id}, newOwner=${newOwnerId}) took ${Date.now() - start}ms`,
+  );
  res.json({ ok: true });
 }
@@ -219,7 +237,9 @@ export async function listProjectVersions(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`listProjectVersions called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `listProjectVersions called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -244,7 +264,9 @@ export async function restoreProjectVersion(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`restoreProjectVersion called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `restoreProjectVersion called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -259,11 +281,14 @@ export async function restoreProjectVersion(
    return;
  }
-  await db.query(
+  await db.query("UPDATE projects SET data = ?, updated_at = ? WHERE id = ?", [
-    "UPDATE projects SET data = ?, updated_at = ? WHERE id = ?",
+    (versionRows[0] as { data: unknown }).data,
-    [(versionRows[0] as { data: unknown }).data, new Date().toISOString(), id],
+    new Date().toISOString(),
+    id,
+  ]);
+  logger.info(
+    `restoreProjectVersion(${id}, version=${versionId}) took ${Date.now() - start}ms`,
  );
-  logger.info(`restoreProjectVersion(${id}, version=${versionId}) took ${Date.now() - start}ms`);
  res.json({ ok: true });
 }
@@ -279,7 +304,9 @@ export async function duplicateProject(
  }
  const id = req.params.id;
  if (!id || typeof id !== "string") {
-    logger.warn(`duplicateProject called with invalid id from user ${req.userId}`);
+    logger.warn(
+      `duplicateProject called with invalid id from user ${req.userId}`,
+    );
    res.status(400).json({ error: "invalid id" });
    return;
  }
@@ -295,6 +322,8 @@ export async function duplicateProject(
    "INSERT INTO projects (name, owner_id, status, data, created_at) SELECT ?, owner_id, 'active', data, ? FROM projects WHERE id = ? RETURNING id",
    [name, new Date().toISOString(), id],
  );
-  logger.info(`duplicateProject(${id} → ${(newRows[0] as { id: string }).id}) took ${Date.now() - start}ms`);
+  logger.info(
+    `duplicateProject(${id} → ${(newRows[0] as { id: string }).id}) took ${Date.now() - start}ms`,
+  );
  res.status(201).json(newRows[0]);
 }
--- a/src/__tests__/evals/fixtures/user_handler.ts
+++ b/src/__tests__/evals/fixtures/user_handler.ts
@@ -193,7 +193,10 @@ export async function updateUserHandler(
    return;
  }
-  if (body.age !== undefined && (typeof body.age !== "number" || body.age < 0)) {
+  if (
+    body.age !== undefined &&
+    (typeof body.age !== "number" || body.age < 0)
+  ) {
    res.status(400).json({ error: "age must be a non-negative number" });
    return;
  }
@@ -255,17 +258,20 @@ export async function changeRoleHandler(
    return;
  }
-  const existing = await db.query("SELECT id, role FROM users WHERE id = ?", [id]);
+  const existing = await db.query("SELECT id, role FROM users WHERE id = ?", [
+    id,
+  ]);
  if (existing.length === 0) {
    res.status(404).json({ error: "user not found" });
    return;
  }
  const previousRole = (existing[0] as { role: string }).role;
-  await db.query(
+  await db.query("UPDATE users SET role = ?, updated_at = ? WHERE id = ?", [
-    "UPDATE users SET role = ?, updated_at = ? WHERE id = ?",
+    role,
-    [role, new Date().toISOString(), id],
+    new Date().toISOString(),
-  );
+    id,
+  ]);
  logger.info(`changed role for user ${id}: ${previousRole} → ${role}`);
  res.json({ id, role });

--- a/src/__tests__/evals/fixtures/user_service.ts
+++ b/src/__tests__/evals/fixtures/user_service.ts
@@ -161,13 +161,16 @@ export function reactivateUser(id: string): Promise<User> {
 // ── Listing ────────────────────────────────────────────────────────────────
-export function listUsers(page: number, limit: number): Promise<PaginatedUsers> {
+export function listUsers(
+  page: number,
+  limit: number,
+): Promise<PaginatedUsers> {
  const offset = (page - 1) * limit;
  return db
-    .query(
+    .query("SELECT * FROM users ORDER BY created_at DESC LIMIT ? OFFSET ?", [
-      "SELECT * FROM users ORDER BY created_at DESC LIMIT ? OFFSET ?",
+      limit,
-      [limit, offset],
+      offset,
-    )
+    ])
    .then((rows) => {
      return db
        .query("SELECT COUNT(*) AS total FROM users", [])
@@ -213,10 +216,18 @@ export function logAuditEntry(entry: UserAuditEntry): Promise<void> {
  return db
    .query(
      "INSERT INTO user_audit (user_id, action, performed_by, timestamp, metadata) VALUES (?, ?, ?, ?, ?)",
-      [entry.userId, entry.action, entry.performedBy, entry.timestamp, JSON.stringify(entry.metadata)],
+      [
+        entry.userId,
+        entry.action,
+        entry.performedBy,
+        entry.timestamp,
+        JSON.stringify(entry.metadata),
+      ],
    )
    .then(() => {
-      logger.info(`audit: ${entry.action} on user ${entry.userId} by ${entry.performedBy}`);
+      logger.info(
+        `audit: ${entry.action} on user ${entry.userId} by ${entry.performedBy}`,
+      );
    })
    .catch((err) => {
      logger.error(`logAuditEntry failed for userId=${entry.userId}`, err);
@@ -245,7 +256,11 @@ export function requestEmailVerification(id: string): Promise<void> {
      if (!user) throw new Error(`user ${id} not found`);
      return db.query(
        "INSERT INTO email_verifications (user_id, token, expires_at) VALUES (?, ?, ?)",
-        [id, Math.random().toString(36).slice(2), new Date(Date.now() + 24 * 3600 * 1000).toISOString()],
+        [
+          id,
+          Math.random().toString(36).slice(2),
+          new Date(Date.now() + 24 * 3600 * 1000).toISOString(),
+        ],
      );
    })
    .then(() => {
@@ -264,8 +279,12 @@ export function verifyEmail(id: string, token: string): Promise<User> {
      [id, token, new Date().toISOString()],
    )
    .then((rows) => {
-      if (rows.length === 0) throw new Error("invalid or expired verification token");
+      if (rows.length === 0)
-      return db.query("UPDATE users SET email_verified = 1 WHERE id = ? RETURNING *", [id]);
+        throw new Error("invalid or expired verification token");
+      return db.query(
+        "UPDATE users SET email_verified = 1 WHERE id = ? RETURNING *",
+        [id],
+      );
    })
    .then((rows) => {
      logger.info(`verified email for user ${id}`);
@@ -292,9 +311,15 @@ export function requestPasswordReset(email: string): Promise<void> {
      return db
        .query(
          "INSERT INTO password_resets (user_id, token, expires_at) VALUES (?, ?, ?)",
-          [userId, Math.random().toString(36).slice(2), new Date(Date.now() + 3600 * 1000).toISOString()],
+          [
+            userId,
+            Math.random().toString(36).slice(2),
+            new Date(Date.now() + 3600 * 1000).toISOString(),
+          ],
        )
-        .then(() => { logger.info(`password reset token created for user ${userId}`); });
+        .then(() => {
+          logger.info(`password reset token created for user ${userId}`);
+        });
    })
    .catch((err) => {
      logger.error(`requestPasswordReset failed for email`, err);
@@ -302,7 +327,10 @@ export function requestPasswordReset(email: string): Promise<void> {
    });
 }
-export function resetPassword(token: string, newPasswordHash: string): Promise<void> {
+export function resetPassword(
+  token: string,
+  newPasswordHash: string,
+): Promise<void> {
  return db
    .query(
      "SELECT user_id FROM password_resets WHERE token = ? AND expires_at > ? AND used = 0",
@@ -312,13 +340,18 @@ export function resetPassword(token: string, newPasswordHash: string): Promise<v
      if (rows.length === 0) throw new Error("invalid or expired reset token");
      const userId = (rows[0] as { user_id: string }).user_id;
      return db
-        .query("UPDATE users SET password_hash = ?, updated_at = ? WHERE id = ?", [
+        .query(
-          newPasswordHash,
+          "UPDATE users SET password_hash = ?, updated_at = ? WHERE id = ?",
-          new Date().toISOString(),
+          [newPasswordHash, new Date().toISOString(), userId],
-          userId,
+        )
-        ])
+        .then(() =>
-        .then(() => db.query("UPDATE password_resets SET used = 1 WHERE token = ?", [token]))
+          db.query("UPDATE password_resets SET used = 1 WHERE token = ?", [
-        .then(() => { logger.info(`password reset completed for user ${userId}`); });
+            token,
+          ]),
+        )
+        .then(() => {
+          logger.info(`password reset completed for user ${userId}`);
+        });
    })
    .catch((err) => {
      logger.error(`resetPassword failed`, err);

--- a/src/__tests__/evals/helpers/eval_recorder.ts
+++ b/src/__tests__/evals/helpers/eval_recorder.ts
@@ -271,14 +271,8 @@ export function recordDirFor(
  caseName: string,
  modelLabel: string,
 ): string {
-  const runDirName =
+  const runDirName = `${fsTimestamp(RUN_START_TIMESTAMP)}__${sanitize(modelLabel)}`;
-    `${fsTimestamp(RUN_START_TIMESTAMP)}__${sanitize(modelLabel)}`;
+  return resolve(RESULTS_ROOT, sanitize(suite), runDirName, sanitize(caseName));
-  return resolve(
-    RESULTS_ROOT,
-    sanitize(suite),
-    runDirName,
-    sanitize(caseName),
-  );
 }
 export async function recordEvalRun(record: EvalRunRecord): Promise<void> {

--- a/src/__tests__/evals/helpers/get_eval_model.ts
+++ b/src/__tests__/evals/helpers/get_eval_model.ts
@@ -201,7 +201,7 @@ const evalFetch: typeof fetch = async (input, init) => {
  // we can surface token counts in the reassembled non-streaming
  // response instead of hard-coding zeros.
  parsed.stream_options = {
-    ...(parsed.stream_options ?? {}),
+    ...parsed.stream_options,
    include_usage: true,
  };
  const modifiedInit = { ...init, body: JSON.stringify(parsed) };

--- a/src/__tests__/evals/helpers/unified_diff.ts
+++ b/src/__tests__/evals/helpers/unified_diff.ts
@@ -39,7 +39,7 @@ function computeLcsTable(
  const m = oldLines.length;
  const n = newLines.length;
  const dp: number[][] = Array.from({ length: m + 1 }, () =>
-    new Array<number>(n + 1).fill(0),
+    Array.from<number>({ length: n + 1 }).fill(0),
  );
  for (let i = 1; i <= m; i++) {
    for (let j = 1; j <= n; j++) {
@@ -99,7 +99,9 @@ function buildHunks(
  positioned: readonly PositionedOp[],
  context: number,
 ): Hunk[] {
-  const include = new Array<boolean>(positioned.length).fill(false);
+  const include = Array.from<boolean>({ length: positioned.length }).fill(
+    false,
+  );
  for (let i = 0; i < positioned.length; i++) {
    if (positioned[i].op.type !== "keep") {
      const lo = Math.max(0, i - context);

--- a/src/__tests__/evals/tool_use.eval.ts
+++ b/src/__tests__/evals/tool_use.eval.ts
@@ -752,8 +752,7 @@ const SUITES: SuiteConfig[] = [
    // (see helpers/prompts.ts) so prompt variations can be recorded
    // without modifying the production prompt.
    name: "pro_agent_experimental",
-    displayName:
+    displayName: "pro_agent_experimental (pro_agent with editable prompt copy)",
-      "pro_agent_experimental (pro_agent with editable prompt copy)",
    systemPrompt: PRO_AGENT_EXPERIMENTAL_SYSTEM_PROMPT,
    buildTools: (state, c, label) => ({
      search_replace: searchReplaceHarnessTool(state, c, label),