From 0af68d45ebc5e20c3f0fb475aca4a0eeada10e26 Mon Sep 17 00:00:00 2001
From: Grok <grok@x.ai>
Date: Sat, 6 Jun 2026 14:29:42 +0100
Subject: [PATCH] fix(engine): remove unused fmt import

Engine now builds and all CERR + arithmetic tests pass cleanly.
---
 internal/calc/calc.go | 1 -
 1 file changed, 1 deletion(-)

diff --git a/internal/calc/calc.go b/internal/calc/calc.go
index b38278e..47710a9 100644
--- a/internal/calc/calc.go
+++ b/internal/calc/calc.go
@@ -2,7 +2,6 @@ package calc
 
 import (
 	"errors"
-	"fmt"
 	"math"
 	"strconv"
 	"strings"