[#136] 🐛 fix any type usages by exploiting httperror interface from ky

Author: KingNono1030

src/app/api/auth/refresh/route.ts

@@ -1,5 +1,7 @@
 import { NextResponse } from 'next/server'
 
+import { HTTPError } from 'ky'
+
 import { backendApi } from '@/services/api'
 
 const BACKEND_BASE_URL = process.env.NEXT_PUBLIC_BACKEND_BASE_URL
@@ -12,10 +14,9 @@ export const POST = async (req: Request): Promise<NextResponse> => {
       .post('refresh', { json: { refreshToken } })
       .json<{ accessToken: string }>()
     return NextResponse.json({ success: true, accessToken })
-  } catch (error: any) {
+  } catch (error: unknown) {
     console.error('토큰 갱신 에러:', error)
-
-    if (error.response) {
+    if (error instanceof HTTPError) {
       const errorData = await error.response.json()
       return NextResponse.json(
         {
@@ -25,7 +26,6 @@ export const POST = async (req: Request): Promise<NextResponse> => {
         { status: error.response.status }
       )
     }
-
     return NextResponse.json(
       { success: false, message: 'Internal server error' },
       { status: 500 }

src/app/api/auth/sign-in/route.ts

@@ -1,6 +1,7 @@
 import { NextResponse } from 'next/server'
 
 import { SignInRequest, SignInResponse } from '@/types/api/auth.types'
+import { HTTPError } from 'ky'
 
 import { backendApi } from '@/services/api'
 
@@ -33,10 +34,10 @@ export const POST = async (req: Request): Promise<NextResponse> => {
     })
 
     return res
-  } catch (error: any) {
+  } catch (error: unknown) {
     console.error('Login failed:', error)
 
-    if (error.response) {
+    if (error instanceof HTTPError) {
       const errorData = await error.response.json()
       return NextResponse.json(
         { error: errorData.message || 'Login failed' },

src/middleware.ts

@@ -46,7 +46,7 @@ export async function middleware(
       })
 
       return res
-    } catch (error: any) {
+    } catch (error: unknown) {
       console.error('엑세스 토큰 갱신 실패', error)
       return NextResponse.redirect(new URL('/sign-in', req.url))
     }