Update albyhub to v1.21.6 (#5085)

albyhub/docker-compose.yml

@@ -5,7 +5,7 @@ services:
       APP_HOST: albyhub_server_1
       APP_PORT: 8080
   server:
-    image: ghcr.io/getalby/hub:v1.21.5@sha256:64015c29623f18b6f520ff1d48d86f483e8fe995256d7e4ea5fd018c53847989
+    image: ghcr.io/getalby/hub:v1.21.6@sha256:dc05806a3384f57ded8aca2ba58d47ec93a0aeb213539b5faf32e7a3c71b5c32
     user: 1000:1000
     volumes:
       - ${APP_DATA_DIR}/data:/data

albyhub/umbrel-app.yml

@@ -3,7 +3,7 @@ id: albyhub
 name: Alby Hub ✨
 tagline: Self-custodial Lightning wallet with integrated node and app connections
 category: bitcoin
-version: "1.21.5"
+version: "1.21.6"
 port: 59000
 description: >-
   Alby Hub is an open-source, self-custodial Bitcoin Lightning wallet, with the easiest-to-use Lightning Network node for everyone.
@@ -40,16 +40,13 @@ gallery:
   - 4.jpg
 releaseNotes: >-
   Key changes in this release:
-    - Updated to Alby's new branding
-    - Added initial support for stablecoins and crypto onramps/offramps (can be hidden via "Maxi Mode" in settings)
-    - Added a second relay to the default relay configuration for improved connection quality
-    - Simpler swaps and on-chain receive experience
-    - Multiple relay support
-    - Better presets for creating connections
-    - Simpler unit display and more accessible keyboard navigation
-    - Updated LDK dependency to fix a channel disconnection issue with eclair node peers
-    - Added custom message support for subwallet transfers
-    - Added new apps to the app store: Alby CLI, PPQ, and LNVPS
+    - Updated Boltz dependency for improved swap functionality
+    - Swap-outs (Lightning to on-chain) now only require 1 on-chain confirmation instead of 2
+    - Added Alby's referral program to the earn page
+    - Added Castamatic to the app store
+    - Increased default Alby Account budget from 150k to 250k sats
+    - Removed Bitcoin Maxi Mode
+    - Added a 404 page
     - Various bugfixes and minor improvements