diff --git a/src/App.tsx b/src/App.tsx
index 0b38c47..4ac17ca 100644
--- a/src/App.tsx
+++ b/src/App.tsx
@@ -1,10 +1,18 @@
 import { Routes, Route } from 'react-router-dom'
 import { Dashboard } from './pages/Dashboard/Dashboard'
+import { Metrics } from './pages/Metrics/Metrics'
+import { RouteDetail } from './pages/RouteDetail/RouteDetail'
+import { ExchangeDetail } from './pages/ExchangeDetail/ExchangeDetail'
+import { AgentHealth } from './pages/AgentHealth/AgentHealth'
 
 export default function App() {
   return (
     <Routes>
       <Route path="/" element={<Dashboard />} />
+      <Route path="/metrics" element={<Metrics />} />
+      <Route path="/routes/:id" element={<RouteDetail />} />
+      <Route path="/exchanges/:id" element={<ExchangeDetail />} />
+      <Route path="/agents" element={<AgentHealth />} />
     </Routes>
   )
 }
diff --git a/src/design-system/composites/_chart-utils.ts b/src/design-system/composites/_chart-utils.ts
index 8add68d..da8cbe9 100644
--- a/src/design-system/composites/_chart-utils.ts
+++ b/src/design-system/composites/_chart-utils.ts
@@ -80,7 +80,7 @@ export function formatAxisLabel(val: number): string {
   return val.toFixed(1)
 }
 
-export function formatXLabel(val: number | Date, totalPoints: number): string {
+export function formatXLabel(val: number | Date, _totalPoints: number): string {
   if (val instanceof Date || (typeof val === 'number' && val > 1e10)) {
     const d = val instanceof Date ? val : new Date(val)
     return d.toLocaleTimeString([], { hour: '2-digit', minute: '2-digit' })
diff --git a/src/design-system/primitives/Collapsible/Collapsible.tsx b/src/design-system/primitives/Collapsible/Collapsible.tsx
index 52b2881..456b306 100644
--- a/src/design-system/primitives/Collapsible/Collapsible.tsx
+++ b/src/design-system/primitives/Collapsible/Collapsible.tsx
@@ -1,4 +1,4 @@
-import { useState, useRef, useEffect } from 'react'
+import { useState, useRef } from 'react'
 import styles from './Collapsible.module.css'
 import type { ReactNode } from 'react'
 
diff --git a/src/mocks/metrics.ts b/src/mocks/metrics.ts
index 8314895..76f80c5 100644
--- a/src/mocks/metrics.ts
+++ b/src/mocks/metrics.ts
@@ -25,7 +25,6 @@ function generateTimeSeries(
   baseValue: number,
   variance: number,
   points: number,
-  startHour = 6,
 ): TimeSeriesPoint[] {
   const result: TimeSeriesPoint[] = []
   const now = new Date('2026-03-18T09:15:00')
diff --git a/vite.config.ts b/vite.config.ts
index 9412ea7..d63daa4 100644
--- a/vite.config.ts
+++ b/vite.config.ts
@@ -1,4 +1,4 @@
-import { defineConfig } from 'vite'
+import { defineConfig } from 'vitest/config'
 import react from '@vitejs/plugin-react'
 
 export default defineConfig({