Bump version to v1.2.1

Author: cenwangumass

CITATION.cff

@@ -3,7 +3,7 @@
 
 cff-version: 1.2.0
 title: SimOpt
-version: 1.2.0
+version: 1.2.1
 message: >-
   If you use this software, please cite it using the
   metadata from this file

docs/source/conf.py

@@ -27,7 +27,7 @@
 project = "SimOpt"
 copyright = "2025, simopt-admin"  # noqa: A001
 author = "simopt-admin"
-release = "1.2.0"
+release = "1.2.1"
 
 # -- General configuration ---------------------------------------------------
 

pyproject.toml

@@ -7,7 +7,7 @@ packages = ["simopt", "simopt.gui", "simopt.models", "simopt.solvers"]
 
 [project]
 name = "simoptlib"
-version = "1.2.1.dev1"
+version = "1.2.1"
 authors = [
   { name = "David Eckman", email = "eckman@tamu.edu" },
   { name = "Shane Henderson", email = "sgh9@cornell.edu" },