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fix: rename middleware.ts to proxy.ts (Next.js 16.2.7 deprecation) #5314

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fix: rename middleware.ts to proxy.ts (Next.js 16.2.7 deprecation) #5314

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8360640
fix: rename middleware.ts to proxy.ts (Next.js 16.2.7 deprecation)
Kokila-chandrakar Jun 11, 2026
83b93b9
fix: update function calls and rename middleware to proxy
Kokila-chandrakar Jun 11, 2026
32d9fa2
fix: explicitly remove middleware files to resolve conflict
Kokila-chandrakar Jun 11, 2026
91a0188
fix: remove middleware.ts and middleware.test.ts, keep proxy files only
Kokila-chandrakar Jun 11, 2026
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24 changes: 12 additions & 12 deletions middleware.test.ts → proxy.test.ts
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Original file line number Diff line number Diff line change
@@ -1,13 +1,13 @@
import { beforeEach, describe, expect, it, vi } from 'vitest';
import { NextRequest, NextResponse } from 'next/server';
import { middleware } from './middleware';
import { proxy } from './proxy';
import { rateLimit } from '@/lib/rate-limit';

vi.mock('@/lib/rate-limit', () => ({
rateLimit: vi.fn(),
}));

describe('middleware', () => {
describe('proxy', () => {
beforeEach(() => {
vi.clearAllMocks();
});
Expand All @@ -23,7 +23,7 @@ describe('middleware', () => {
const nextSpy = vi.spyOn(NextResponse, 'next');

const request = new NextRequest('http://localhost:3000/api/streak?user=octocat');
await middleware(request);
await proxy(request);

expect(nextSpy).toHaveBeenCalled();
});
Expand All @@ -37,7 +37,7 @@ describe('middleware', () => {
});

const request = new NextRequest('http://localhost:3000/api/streak?user=octocat');
const response = await middleware(request);
const response = await proxy(request);

expect(response.status).toBe(429);
});
Expand All @@ -51,7 +51,7 @@ describe('middleware', () => {
});

const request = new NextRequest('http://localhost:3000/api/streak?user=octocat');
const response = await middleware(request);
const response = await proxy(request);

await expect(response.json()).resolves.toEqual({
error: 'Too many requests',
Expand All @@ -67,7 +67,7 @@ describe('middleware', () => {
});

const request = new NextRequest('http://localhost:3000/api/streak?user=octocat');
const response = await middleware(request);
const response = await proxy(request);

expect(response.headers.get('X-RateLimit-Limit')).toBe('60');
});
Expand All @@ -81,7 +81,7 @@ describe('middleware', () => {
});

const request = new NextRequest('http://localhost:3000/api/streak?user=octocat');
const response = await middleware(request);
const response = await proxy(request);

expect(response.headers.get('X-RateLimit-Remaining')).toBe('59');
});
Expand All @@ -100,7 +100,7 @@ describe('middleware', () => {
},
});

await middleware(request);
await proxy(request);

expect(rateLimit).toHaveBeenCalledWith('1.2.3.4', 60, 60000);
});
Expand All @@ -119,7 +119,7 @@ describe('middleware', () => {
},
});

await middleware(request);
await proxy(request);

expect(rateLimit).toHaveBeenCalledWith('9.9.9.9', 60, 60000);
});
Expand All @@ -134,7 +134,7 @@ describe('middleware', () => {

const request = new NextRequest('http://localhost:3000/api/streak?user=octocat');

await middleware(request);
await proxy(request);

expect(rateLimit).toHaveBeenCalledWith('127.0.0.1', 60, 60000);
});
Expand All @@ -154,7 +154,7 @@ describe('middleware', () => {
},
});

await middleware(request);
await proxy(request);

expect(rateLimit).toHaveBeenCalledWith('1.2.3.4', 60, 60000);
});
Expand All @@ -173,7 +173,7 @@ describe('middleware', () => {
},
});

await middleware(request);
await proxy(request);

expect(rateLimit).toHaveBeenCalledWith('1.2.3.4', 60, 60000);
});
Expand Down
2 changes: 1 addition & 1 deletion middleware.ts → proxy.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -14,7 +14,7 @@ import { rateLimit } from './lib/rate-limit';
*
* Limit: 60 requests per minute per IP.
*/
export async function middleware(request: NextRequest) {
export async function proxy(request: NextRequest) {
// Use Vercel's ip property if available, fallback to headers, then localhost
const ip =
request.headers.get('x-forwarded-for')?.split(',')[0] ??
Expand Down
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