diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 0967ef4..11fea0f 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1 +1 @@
-{}
+{".":"1.0.0"}
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..fabf2cd
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,18 @@
+# Changelog
+
+## 1.0.0 (2026-06-15)
+
+
+### Features
+
+* add optional description for each demo ([1226566](https://github.com/MapColonies/maps-playground/commit/12265660c7a3b3f71eb7ec46e241c9fb39fb7146))
+* highlight active demo ([b535188](https://github.com/MapColonies/maps-playground/commit/b5351888bb70c5abb4add771d48fcabe8fb69193))
+* replicate real mapcolonies flow ([933f138](https://github.com/MapColonies/maps-playground/commit/933f138b021c90c7ee9eb34ce769aefb6a1e82c0))
+
+
+### Bug Fixes
+
+* build issue ([ed25196](https://github.com/MapColonies/maps-playground/commit/ed25196ece4c2bd76b2fc0d66c057ce201b7f7e8))
+* cesium examples use wrong attributes and types ([cd27b46](https://github.com/MapColonies/maps-playground/commit/cd27b469b493460fd36e3f1f0c5e2c596091ddfb))
+* remove prerender ([2f98e21](https://github.com/MapColonies/maps-playground/commit/2f98e21b67f7b8bcd31e288cb1ff9751d744cb68))
+* workflow issues ([8477914](https://github.com/MapColonies/maps-playground/commit/847791461518598c139c6e9de3b403cbec33e1ce))
diff --git a/package-lock.json b/package-lock.json
index 27d5e95..cdc798a 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "maps-playground",
-	"version": "0.0.1",
+	"version": "1.0.0",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "maps-playground",
-			"version": "0.0.1",
+			"version": "1.0.0",
 			"dependencies": {
 				"@aws-sdk/client-s3": "^3.335.0",
 				"@popperjs/core": "^2.11.7",
diff --git a/package.json b/package.json
index 51b8c0a..6f2da82 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "maps-playground",
-	"version": "0.0.1",
+	"version": "1.0.0",
 	"private": true,
 	"scripts": {
 		"dev": "vite dev",