fix(ai): prevent test timeouts in subscriptions (agent) suggested

Co-authored-by: PR0M3TH3AN <[email protected]>

js/subscriptions.js

@@ -913,15 +913,20 @@ class SubscriptionsManager {
       // scheme × up to 3 schemes = ~18s) = ~30s. Reduced from 45s to prevent
       // blocking the login path for nearly a minute.
       const timeoutMs = 25000;
+      let timeoutId;
       await Promise.race([
         loader,
-        new Promise((_, reject) =>
-          setTimeout(
+        new Promise((_, reject) => {
+          timeoutId = setTimeout(
             () => reject(new Error("Timeout loading subscriptions")),
             timeoutMs
-          )
-        ),
-      ]);
+          );
+        }),
+      ]).finally(() => {
+        if (timeoutId) {
+          clearTimeout(timeoutId);
+        }
+      });
       devLogger.log("[SubscriptionsManager] ensureLoaded success");
       return { ok: this.dataReady === true, error: this.lastLoadError || null, state: this.getLoadState() };
     } catch (error) {

tests/subscriptions-manager.test.mjs

@@ -619,6 +619,7 @@ test(
         "retry with permission prompts should populate subscriptions",
       );
     } finally {
+      manager.reset();
       relayManager.setEntries(originalRelayEntries, { allowEmpty: false, updateClient: false });
       nostrClient.relays = originalRelays;
       nostrClient.writeRelays = originalWriteRelays;