diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..d5c98d5
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,18 @@
+# Changelog
+
+## 1.0.0 (2024-04-06)
+
+
+### Features
+
+* add dark mode to previews ([6a755b5](https://github.com/vabe/chimie/commit/6a755b57848c2de90d0da8be3d879e3a2e007fa3))
+* add storage handler ([bb97824](https://github.com/vabe/chimie/commit/bb97824ff962dabd23fb1fb778e6a0fe5567cc11))
+* implement basic transitions ([e088d31](https://github.com/vabe/chimie/commit/e088d319313d7954dea4e13fa1fd7ec7222b1245))
+* implement initial feature set ([51818cf](https://github.com/vabe/chimie/commit/51818cfd6d481adf60ce7b724fb3a5ccb18b9ee9))
+* **molecule-service:** suppress missing labels ([2a4c432](https://github.com/vabe/chimie/commit/2a4c4324d5ba590b8df1da941b90c1125e4c69e3))
+
+
+### Bug Fixes
+
+* safely assign molecule history on load ([0d9e7e4](https://github.com/vabe/chimie/commit/0d9e7e41bef4bdca707058b8b69012ad8eb7731d))
+* update section sizing ([2fa2fe0](https://github.com/vabe/chimie/commit/2fa2fe0e83caddc69e4939dfb5aa2a4a3f1ebe72))
diff --git a/package-lock.json b/package-lock.json
index 7e92aef..cc68536 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
 	"name": "chimie",
-	"version": "0.0.1",
+	"version": "1.0.0",
 	"lockfileVersion": 3,
 	"requires": true,
 	"packages": {
 		"": {
 			"name": "chimie",
-			"version": "0.0.1",
+			"version": "1.0.0",
 			"dependencies": {
 				"bits-ui": "^0.19.7",
 				"clsx": "^2.1.0",
diff --git a/package.json b/package.json
index 2166ca7..2be0953 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
 	"name": "chimie",
-	"version": "0.1.0",
+	"version": "1.0.0",
 	"private": true,
 	"scripts": {
 		"dev": "vite dev",