feat(upload): increase document upload size limits to 50MB across the application

infrastructure/nginx/spa.conf

@@ -11,6 +11,11 @@ server {
     add_header Referrer-Policy "strict-origin-when-cross-origin" always;
     add_header Permissions-Policy "camera=(), microphone=(), geolocation=()" always;
 
+    # nginx defaults to 1m and answers anything larger with its own HTML 413
+    # before the request reaches an upstream. Kept in step with the 50MB
+    # per-document ceiling the API enforces (DOCUMENT_UPLOAD_MAX_BYTES).
+    client_max_body_size 50m;
+
     gzip on;
     gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/wasm;
     gzip_min_length 1024;