chore: release 1.3.0 (#519)

Co-authored-by: github-actions[bot] <41898282+github-actions[bot]@users.noreply.github.com>

Author: github-actions[bot]

.release-please-manifest.json

@@ -1,3 +1,3 @@
 {
-    ".": "1.2.0"
+    ".": "1.3.0"
 }

CHANGELOG.md

@@ -0,0 +1,13 @@
+# Changelog
+
+## [1.3.0](https://github.com/petercorke/robotics-toolbox-python/compare/v1.2.0...v1.3.0) (2026-06-14)
+
+
+### Features
+
+* bundle spatialgeometry as pure-Python (removes external dep) ([1b522e6](https://github.com/petercorke/robotics-toolbox-python/commit/1b522e65f1e50ca37d95d036cad7f405a7c71b5d))
+
+
+### Build System
+
+* setup proper release process ([d0e0559](https://github.com/petercorke/robotics-toolbox-python/commit/d0e0559a4c59e15d7eb87d9d34cedb11a9eb3fb6))

pyproject.toml

@@ -4,7 +4,7 @@ name = "roboticstoolbox-python"
 
 description = "A Python library for robotics education and research"
 
-version = "1.2.0"
+version = "1.3.0"
 
 authors = [
     { name = "Jesse Haviland", email = "j.haviland@qut.edu.au" },