From c625fabd9a36ebe5e769a5fcd339452502423f86 Mon Sep 17 00:00:00 2001
From: Valter Martinek <martinek@freevision.sk>
Date: Sat, 29 Oct 2022 18:45:33 +0200
Subject: [PATCH] Add cache control header to manga page response

---
 .../suwayomi/tachidesk/manga/controller/MangaController.kt      | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/server/src/main/kotlin/suwayomi/tachidesk/manga/controller/MangaController.kt b/server/src/main/kotlin/suwayomi/tachidesk/manga/controller/MangaController.kt
index a7ea4c2c21..0baced0530 100644
--- a/server/src/main/kotlin/suwayomi/tachidesk/manga/controller/MangaController.kt
+++ b/server/src/main/kotlin/suwayomi/tachidesk/manga/controller/MangaController.kt
@@ -315,6 +315,8 @@ object MangaController {
                 future { Page.getPageImage(mangaId, chapterIndex, index, useCache) }
                     .thenApply {
                         ctx.header("content-type", it.second)
+                        val httpCacheSeconds = 1.days.inWholeSeconds
+                        ctx.header("cache-control", "max-age=$httpCacheSeconds")
                         it.first
                     }
             )