From 8065df4ff0910f7616c1668ba40e3451291743d8 Mon Sep 17 00:00:00 2001
From: mstfyldz <mstfyldz@mstfyldz-MacBook-Air.local>
Date: Tue, 11 Aug 2026 10:50:58 +0300
Subject: [PATCH] fix: raise Express JSON body limit to 25mb for OCR image
 payloads

Default 100kb limit rejected base64-encoded scanned page images
with 413 Payload Too Large, breaking /documents/ocr-image for any
realistic scan.
---
 src/index.ts | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/src/index.ts b/src/index.ts
index 2d09874..04cec77 100644
--- a/src/index.ts
+++ b/src/index.ts
@@ -17,7 +17,10 @@ const limiter = rateLimit({
 });
 
 app.use(cors());
-app.use(express.json());
+// Varsayılan limit (100kb) OCR için gönderilen base64 taranmış sayfa görsellerini
+// (300KB-1MB+ ham, base64 ile ~%33 daha büyük) kolayca aşıyordu ve 413 Payload
+// Too Large ile reddediliyordu — bkz. /documents/ocr-image.
+app.use(express.json({ limit: '25mb' }));
 
 // If your app is behind a proxy (like Nginx, Docker ingress, etc.),
 // the IP will default to the proxy's IP. We set trust proxy to get the real client IP.