Release 1.16.0

add externalSavePending prop to NewPageEditor and improve handleExit logic for unsaved page handling ([70a930c](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/70a930c0fe3d9f601c71069126aaf81ceeb32b6f))

add externalSavePending prop to NewPageEditor and update Header to disable exit button during save ([c1b391f](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/c1b391fd617ad38be62a0694263f9e1223600a93))

add showPreview prop to RetreatItemNewPages for conditional rendering of preview images ([bbc4ef0](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/bbc4ef03bb8eee30cd328e6d25121a038ecd5546))

enhance NewPageEditor to fetch and update title and subtitle from latest retreat data ([f2244f6](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/f2244f6d8fa7d15d4401b49e8c93fe1195af0188))

improve handleExit logic in NewPageEditor for better navigation and unsaved page handling ([f7ee138](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/f7ee1387f25147547b7690a0a5a7ae6eab52d08d))

adjust z-index in TrialFooter for improved layout consistency ([16851c9](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/16851c9514797b276981453775a71b5708c47110))

handle image loading errors in RetreatItemNewPages by adding error state ([0792b94](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/0792b9415b710b6c510c6a24226b1f2bea049f9c))

remove z-index from card preview components for consistent styling ([6d46c65](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/6d46c65ec1566fe82fda83d478cea4614d8a96bd))

resolve tooltip text font size issue ([fafd5b0](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/fafd5b0d4c8bbfd92ac9f1f23f9862b6a4941bd5))

update mutation to persist only the current page in NewPageRetreatEditorWrapper ([4601f03](https://github.com/TheFlowOps-Eng/fo-class-experience/commit/4601f038263392f80c803038ac39572c280c7816))