feat(dashboard): add transactions and users management pages with CRUD functionality

feat(auth): implement login page and authentication middleware
feat(sidebar): create sidebar component with user info and navigation links
feat(api): establish API client for interacting with backend services

apps/web/components/sidebar-footer.tsx

@@ -0,0 +1,48 @@
+'use client'
+
+import { useRouter } from 'next/navigation'
+import { ArrowRightFromSquare, PersonFill } from '@gravity-ui/icons'
+import { signOut, useSession } from '@/lib/auth-client'
+
+export default function SidebarFooter() {
+  const router = useRouter()
+  const { data: session } = useSession()
+
+  const handleSignOut = async () => {
+    await signOut({ fetchOptions: { credentials: 'include' } })
+    router.push('/login')
+    router.refresh()
+  }
+
+  return (
+    <div className="border-t border-border p-3">
+      {/* User info */}
+      {session?.user && (
+        <div className="mb-2 flex items-center gap-2.5 rounded-lg px-2 py-1.5">
+          <div className="flex size-7 shrink-0 items-center justify-center rounded-full bg-accent-soft">
+            <PersonFill className="size-3.5 text-accent" />
+          </div>
+          <div className="min-w-0 flex-1">
+            <p className="truncate text-sm font-medium leading-tight text-foreground">
+              {session.user.name || session.user.email}
+            </p>
+            <p className="truncate text-xs leading-tight text-muted capitalize">
+              {session.user.role ?? 'user'}
+            </p>
+          </div>
+        </div>
+      )}
+
+      <button
+        type="button"
+        className="flex w-full items-center gap-2.5 rounded-lg px-2 py-1.5 text-sm text-muted transition-colors hover:bg-surface-tertiary hover:text-foreground"
+        onClick={handleSignOut}
+      >
+        <ArrowRightFromSquare className="size-4 shrink-0" />
+        <span>退出登录</span>
+      </button>
+
+      <p className="mt-2 px-2 text-[11px] text-muted/60">OCPP 1.6-J • v0.1.0</p>
+    </div>
+  )
+}