Assisted-by: Claude Opus 5.5 via Claude Code

diff --git a/.config/glide/glide.ts b/.config/glide/glide.ts
index 47ae2c96..3b3d103e 100644
--- a/.config/glide/glide.ts
+++ b/.config/glide/glide.ts
@@ -16,6 +16,32 @@
 //
 // Try typing `glide.` and see what you can do!
 
+// :config_reload doesn't remove browser.* listeners, so old ones keep running
+// on their old config's state. A listener added with `listen` removes itself
+// once a newer config has loaded. Defined before any include, since
+// glide.include evaluates files asynchronously.
+const CONFIG_GENERATION_PREF = "dev.kejadlen.config_generation";
+const configGeneration = `${Date.now()}-${Math.random()}`;
+glide.prefs.set(CONFIG_GENERATION_PREF, configGeneration);
+
+function listen<T extends (...args: any[]) => any, P extends unknown[]>(
+  event: { addListener(callback: T, ...params: P): void; removeListener(callback: T): void },
+  listener: T,
+  ...params: P
+): void {
+  const guarded = ((...args: Parameters<T>) => {
+    if (glide.prefs.get(CONFIG_GENERATION_PREF) !== configGeneration) {
+      event.removeListener(guarded);
+      return;
+    }
+    return listener(...args);
+  }) as T;
+  event.addListener(guarded, ...params);
+}
+
+// utils.glide.ts fills in the rest once it's included.
+glide.g["dev.kejadlen"] = { listen } as DevKejadlen;
+
 glide.include("hints.glide.ts");
 glide.include("pihole.glide.ts");
 glide.include("splits.glide.ts");
@@ -126,7 +152,8 @@ async function moveToContainer(
   }
 }
 
-browser.webRequest.onBeforeRequest.addListener(
+listen(
+  browser.webRequest.onBeforeRequest,
   (details) => {
     const url = new URL(details.url);
 
@@ -161,7 +188,8 @@ browser.webRequest.onBeforeRequest.addListener(
 // strip tracking params (rewrites the request before it fires, no reload)
 // forEach avoids Symbol.iterator, which Xray vision denies on cross-compartment values.
 const trackingParams = ["utm_*", "uta_*", "fbclid", "gclid"];
-browser.webRequest.onBeforeRequest.addListener(
+listen(
+  browser.webRequest.onBeforeRequest,
   (details) => {
     const url = new URL(details.url);
     const toDelete: string[] = [];
@@ -181,7 +209,8 @@ browser.webRequest.onBeforeRequest.addListener(
 );
 
 // doi -> sci-hub — intercept at network level before the redirect fires
-browser.webRequest.onBeforeRequest.addListener(
+listen(
+  browser.webRequest.onBeforeRequest,
   (details) => {
     return { redirectUrl: `https://sci-hub.st/${details.url}` };
   },
diff --git a/.config/glide/utils.glide.ts b/.config/glide/utils.glide.ts
index 7ce7d93b..37ac20e2 100644
--- a/.config/glide/utils.glide.ts
+++ b/.config/glide/utils.glide.ts
@@ -30,23 +30,27 @@ glide.styles.add(`
   }
 `);
 
-interface Utils {
-  /** Show a transient notification overlay in the browser UI. */
-  notify(text: string): void;
-}
-
 declare global {
+  interface DevKejadlen {
+    /** Show a transient notification overlay in the browser UI. */
+    notify(text: string): void;
+    /** Add a browser.* listener that removes itself after :config_reload; defined in glide.ts. */
+    listen<T extends (...args: any[]) => any, P extends unknown[]>(
+      event: { addListener(callback: T, ...params: P): void; removeListener(callback: T): void },
+      listener: T,
+      ...params: P
+    ): void;
+  }
+
   interface GlideGlobals {
-    "dev.kejadlen"?: Utils;
+    "dev.kejadlen"?: DevKejadlen;
   }
 }
 
 // Keymap and excmd callbacks run in the main process, where `document`
 // is the browser UI itself; `DOM` is main-process-only by design.
-glide.g["dev.kejadlen"] = {
-  notify(text: string): void {
-    const el = DOM.create_element("div", { className: "glide-notification", textContent: text });
-    document.documentElement.appendChild(el);
-    setTimeout(() => el.remove(), 2000);
-  },
+glide.g["dev.kejadlen"]!.notify = (text: string): void => {
+  const el = DOM.create_element("div", { className: "glide-notification", textContent: text });
+  document.documentElement.appendChild(el);
+  setTimeout(() => el.remove(), 2000);
 };