nginx specific changes

deploy-chunked.sh

@@ -308,9 +308,11 @@ log_info "Step 4/5: Starting async deployment..."
 
 if [ ${#CURL_OPTS[@]} -gt 0 ]; then
   FINALIZE_RESPONSE=$(curl -s -X POST "$API_BASE/upload/finalize?uploadSessionId=$SESSION_ID&async=true" \
+    -H "Content-Length: 0" \
     "${CURL_OPTS[@]}")
 else
-  FINALIZE_RESPONSE=$(curl -s -X POST "$API_BASE/upload/finalize?uploadSessionId=$SESSION_ID&async=true")
+  FINALIZE_RESPONSE=$(curl -s -X POST "$API_BASE/upload/finalize?uploadSessionId=$SESSION_ID&async=true" \
+    -H "Content-Length: 0")
 fi
 STATUS=$(echo "$FINALIZE_RESPONSE" | grep -o '"status":"[^"]*' | cut -d'"' -f4)