chore: Add v14 change log

frappe/change_log/v14/v14_0_0.md

@@ -0,0 +1,29 @@
+# Version 14.0.0 Release Notes
+
+## Version 14 Release Notes
+
+### Highlights
+
+- [Tab Break control to organize forms](https://github.com/frappe/frappe/pull/13036)
+- [New print format builder with simpler drag-n-drop functionality](https://github.com/frappe/frappe/pull/14134)
+- [Highly customizable workspace with handy new blocks](https://github.com/frappe/frappe/pull/13152)
+
+### Other Features & Enhancements
+
+- [Add quick lists and other accessible blocks to your workspace](https://github.com/frappe/frappe/pull/13152)
+- [Stricter validation on phone number using Phone control](https://github.com/frappe/frappe/pull/15538)
+- [Rating on blogs and configuration option for feedback limits](https://github.com/frappe/frappe/pull/14614)
+- [New Feedback & Comment Design for Blog Post](https://github.com/frappe/frappe/pull/14614)
+- [Multistep Web Form](https://github.com/frappe/frappe/pull/14978)
+- [Configurable splash screen](https://github.com/frappe/frappe/pull/17006)
+- [Image cropping and optimization](https://github.com/frappe/frappe/pull/13835)
+
+### Performance
+
+- 50% faster authentication ([#16950](https://github.com/frappe/frappe/pull/16950)), ([#17253](https://github.com/frappe/frappe/pull/17253))
+- Send newsletter bulk emails ~50x faster ([#17461](https://github.com/frappe/frappe/pull/17461))
+- Improved caching ([#16448](https://github.com/frappe/frappe/pull/16448)), ([#17107](https://github.com/frappe/frappe/pull/17107))
+- Faster processing ([#16949](https://github.com/frappe/frappe/pull/16949)), ([#16549](https://github.com/frappe/frappe/pull/16549))
+- 90% less memory consumption ([#17061](https://github.com/frappe/frappe/pull/17061))
+
+> Check out [the complete list](https://github.com/frappe/frappe/issues/17532) of enhancements and features in version 14