Update portainer to 2.21.1 (#1479)

portainer/docker-compose.yml

@@ -27,7 +27,7 @@ services:
       - ${APP_DATA_DIR}/data/docker:/data
 
   portainer:
-    image: portainer/portainer-ce:2.21.0@sha256:a5e6d58c93bea2988b604f9c9b1afaa30dc213532dfd9beb7774429146276604
+    image: portainer/portainer-ce:2.21.1@sha256:2c7d2953c322de46d2749d371e892a5e0ad50339f542888798b2cdc81eb85eef
     command: --host unix:///var/run/docker.sock --admin-password-file=/default-password
     restart: on-failure
     volumes:

portainer/umbrel-app.yml

@@ -2,7 +2,7 @@ manifestVersion: 1
 id: portainer
 category: developer
 name: Portainer
-version: "2.21.0"
+version: "2.21.1"
 tagline: Run custom Docker containers on your Umbrel
 description: >-
   ⚠️ Make sure to only use named Docker volumes for your stacks and containers. Data in bind-mounted volumes
@@ -51,13 +51,11 @@ path: ""
 defaultUsername: "admin"
 defaultPassword: "changeme"
 releaseNotes: >-
-  This is the first Long-Term Support (LTS) release of Portainer, which includes all changes up to the 2.20.3 release, as well as improvements to stability and scalability.
+  This update includes improvements to stability and performance, as well as some bug fixes:
 
-
-  Key highlights:
-    - Improved overall stability
-    - Enhanced performance and reliability for larger environments
-    - Security updates to address critical and high vulnerabilities in dependencies
+    - Fixed an issue where Portainer would crash when cloning a large Git repository
+    - Introduced a mechanism to revoke authentication tokens after logout
+    - Resolved a problem when re-creating a container on Docker 24
 
 
   Full release notes are found at https://github.com/portainer/portainer/releases.