diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index d856f21..49a1c07 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{".":"1.1.1"}
+{".":"1.2.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b280990..bfffa1c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,21 @@
 # Changelog
 
+## [1.2.0](https://github.com/MapColonies/maps-playground/compare/v1.1.1...v1.2.0) (2026-07-21)
+
+
+### Features
+
+* add demoCache localStorage util ([5823219](https://github.com/MapColonies/maps-playground/commit/5823219de9fcde5af2ad188eae716f0c5732cfe1))
+* cache demo edits in localStorage with Loaded-from-cache banner ([#18](https://github.com/MapColonies/maps-playground/issues/18)) ([f7685da](https://github.com/MapColonies/maps-playground/commit/f7685da42d979bf847a9ba272d366e55509342e3))
+* cache demo edits with Loaded-from-cache banner and clear button ([d627e9d](https://github.com/MapColonies/maps-playground/commit/d627e9d4e5258b087752a678ee53607e7477e3c1))
+* emit edited files from flems component via onChange ([1bd4344](https://github.com/MapColonies/maps-playground/commit/1bd434481325143498fabeb229d840ccc62ee96a))
+* **helm:** expose cache.debounceMs as PUBLIC_CACHE_DEBOUNCE_MS ([00b550c](https://github.com/MapColonies/maps-playground/commit/00b550cd09061978bbbb4b88fcad3de5ccd9c2c7))
+
+
+### Bug Fixes
+
+* register Flems onchange, react to demo switches, harden cache ([b4e9443](https://github.com/MapColonies/maps-playground/commit/b4e944369de9e2ef4fd0457a0d52a18f0a9004cb))
+
 ## [1.1.1](https://github.com/MapColonies/maps-playground/compare/v1.1.0...v1.1.1) (2026-07-20)
 
 
diff --git a/helm/Chart.yaml b/helm/Chart.yaml
index 42bf758..0b2c4bb 100644
--- a/helm/Chart.yaml
+++ b/helm/Chart.yaml
@@ -2,5 +2,5 @@ apiVersion: v2
 name: maps-playground
 description: A Helm chart for developer-portal
 type: application
-version: 1.1.1
-appVersion: 1.1.1
+version: 1.2.0
+appVersion: 1.2.0
diff --git a/package-lock.json b/package-lock.json
index 097bf9a..80017bb 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "maps-playground",
-	"version": "1.1.1",
+	"version": "1.2.0",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "maps-playground",
-			"version": "1.1.1",
+			"version": "1.2.0",
 			"dependencies": {
 				"@aws-sdk/client-s3": "^3.335.0",
 				"@popperjs/core": "^2.11.7",
diff --git a/package.json b/package.json
index a0890c0..d9a3fd1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "maps-playground",
-	"version": "1.1.1",
+	"version": "1.2.0",
 	"private": true,
 	"scripts": {
 		"dev": "vite dev",