feat: add user management section

src/api/users/getUserById.ts

@@ -0,0 +1,23 @@
+import { prisma } from 'services/prisma'
+import { ExceptionError } from 'utils/error'
+
+import type { NextApiRequest, NextApiResponse } from 'next'
+
+export async function getUserById(req: NextApiRequest, res: NextApiResponse) {
+  const { id } = req.params
+
+  const response = await prisma.user.findUnique({
+    where: { id: +id },
+    select: {
+      id: true,
+      username: true,
+      role: true
+    }
+  })
+
+  if (!response) {
+    throw new ExceptionError('No data found', 404)
+  }
+
+  res.status(200).json(response)
+}