From e332a3351ab1c82dc18b62e3c251447a7020a280 Mon Sep 17 00:00:00 2001
From: Shulhan <ms@kilabit.info>
Date: Sat, 31 May 2025 00:38:03 +0700
Subject: all: use HTTP method HEAD to check for image link

Using HEAD does not return the content of image, which consume less
resources on both end.
---
 worker.go | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/worker.go b/worker.go
index f2be07f..99bef6f 100644
--- a/worker.go
+++ b/worker.go
@@ -129,7 +129,11 @@ func (wrk *worker) scan(linkq linkQueue) {
 		httpResp *http.Response
 		err      error
 	)
-	httpResp, err = http.Get(linkq.url)
+	if linkq.kind == atom.Img {
+		httpResp, err = http.Head(linkq.url)
+	} else {
+		httpResp, err = http.Get(linkq.url)
+	}
 	if err != nil {
 		if linkq.parentUrl == nil {
 			wrk.errq <- err
-- 
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