Update version numbers etc for v1.12.1 release

Author: wilfwilson

.VERSION

@@ -1 +1 @@
-1.12.0
+1.12.1

CHANGELOG.md

@@ -4,6 +4,14 @@ Wilf A. Wilson, Michael Young et al.
 
 Licensing information can be found in the `LICENSE` file.
 
+## Version 1.12.1 (released 10/09/2025)
+
+## What's Changed
+* [@wilfwilson](https://github.com/wilfwilson) fixed a bug in an `ImmediateMethod` for `IsConnectedDigraph` in [PR #819](https://github.com/digraphs/Digraphs/pull/819).
+*  [@wilfwilson](https://github.com/wilfwilson) fixed a bug in `CirculantGraph` in [PR #820](https://github.com/digraphs/Digraphs/pull/820) (reported by Grahame Erskine, aka [@grahamee](https://github.com/grahamee)).
+
+**Full Changelog**: <https://github.com/digraphs/Digraphs/compare/v1.12.0...v1.12.1>
+
 ## Version 1.12.0 (released 02/09/2025)
 
 ## What's Changed

PackageInfo.g

@@ -38,8 +38,8 @@ fi;
 SetPackageInfo(rec(
 PackageName := "Digraphs",
 Subtitle := "Graphs, digraphs, and multidigraphs in GAP",
-Version := "1.12.0",
-Date := "02/09/2025",  # dd/mm/yyyy format
+Version := "1.12.1",
+Date := "10/09/2025",  # dd/mm/yyyy format
 License := "GPL-3.0-or-later",
 ArchiveFormats := ".tar.gz",
 

VERSIONS

@@ -8,6 +8,7 @@
 #############################################################################
 ##
 
+release 1.12.1 - 10/09/2025
 release 1.12.0 - 02/09/2025
 release 1.11.0 - 28/08/2025
 release 1.10.1 - 27/08/2025