Update firefly-iii to v6.1.21 (#1557)

firefly-iii/docker-compose.yml

@@ -8,7 +8,7 @@ services:
       PROXY_AUTH_WHITELIST: "/api/*"
 
   server:
-    image: fireflyiii/core:version-6.1.19@sha256:309e0e5de9c777a45c7028807f25a5587d3f7607cde823258b0d7152bda353ce
+    image: fireflyiii/core:version-6.1.21@sha256:da3d4042c887ca4abfe69ea2858dcd41d2da62f98bb91345def53b08361d0f34
     # This image runs under the user/group www-data:www-data
     # user: "1000:1000"
     restart: on-failure

firefly-iii/umbrel-app.yml

@@ -2,7 +2,7 @@ manifestVersion: 1
 id: firefly-iii
 category: finance
 name: Firefly III
-version: "6.1.19"
+version: "6.1.21"
 tagline: Your personal finance manager
 description: >-
   Firefly III is a manager for your personal finances. It is self-hosted and open source. This means that it's free, it has no ads and no tracking.
@@ -45,19 +45,17 @@ path: ""
 deterministicPassword: false
 torOnly: false
 releaseNotes: >-
-  🚨 This update includes fixes for a security issue. Please update as soon as possible. Specific details can be found at https://github.com/firefly-iii/firefly-iii/security/advisories/GHSA-4gm4-c4mh-4p7w
-  
-
-  This update includes several bug fixes and improvements:
-    - Fixed issues with split recurring transaction titles.
-    - Resolved error during Docker container startup.
-    - Improved search functionality for internal references.
-    - Corrected amount calculation in reconciliation for bank accounts.
-    - Fixed expected withdrawals for daily recurring transactions.
-    - Calendar now shows green fields for recurring transactions.
-    - Improved currency exchange rate downloader.
+  This update includes several improvements and bug fixes:
+    - Added an expression engine for advanced rule creation
+    - Improved running balance data for future layout enhancements
+    - Fixed issues with bill next expected match updates
+    - Corrected default currency application to accounts
+    - Resolved dashboard 'Today' option selecting incorrect date
+    - Fixed webhook index page display issues
+    - Improved performance when editing transactions
+    - Corrected balance calculation issues from previous update
 
 
-  Full release notes are found at https://github.com/firefly-iii/firefly-iii/releases.
+  Full release notes are found at https://github.com/firefly-iii/firefly-iii/releases
 submitter: Umbrel
 submission: https://github.com/getumbrel/umbrel-apps/pull/378