From 3dc93fde379b23e9b3cd0da8659da9678a519cb4 Mon Sep 17 00:00:00 2001
From: Elian Doran <contact@eliandoran.me>
Date: Thu, 16 Apr 2026 23:00:57 +0300
Subject: [PATCH] feat(desktop): disable cache in dev mode

---
 apps/server/src/services/window.ts | 11 +++++++++--
 1 file changed, 9 insertions(+), 2 deletions(-)

diff --git a/apps/server/src/services/window.ts b/apps/server/src/services/window.ts
index 5b98af008b..6415f85aa7 100644
--- a/apps/server/src/services/window.ts
+++ b/apps/server/src/services/window.ts
@@ -5,14 +5,21 @@ import url from "url";
 import app_info from "./app_info.js";
 import cls from "./cls.js";
 import customDictionary from "./custom_dictionary.js";
-import { initPrintingHandlers } from "./printing.js";
 import keyboardActionsService from "./keyboard_actions.js";
 import log from "./log.js";
 import optionService from "./options.js";
 import port from "./port.js";
+import { initPrintingHandlers } from "./printing.js";
 import { RESOURCE_DIR } from "./resource_dir.js";
 import sqlInit from "./sql_init.js";
-import { isMac, isWindows } from "./utils.js";
+import { isDev, isMac, isWindows } from "./utils.js";
+
+// In dev mode, disable Chromium's HTTP cache so stale assets cached from a
+// previous production run (which served `max-age: 1y` headers) don't shadow
+// freshly built dev output. Must be set before the app's `ready` event.
+if (isDev) {
+    electron.app.commandLine.appendSwitch("disable-http-cache");
+}
 
 // Prevent the window being garbage collected
 let mainWindow: BrowserWindow | null;