diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..4502d80
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,9 @@
+## 1.0.0 (2024-03-25)
+
+### Features
+
+- add initial code ([83d5852](https://github.com/vidavidorra/github-action-app-user/commit/83d585249005c638d75d087f009aaebc067be4ea))
+
+### Continuous Integration
+
+- temporary disable `lint-commit-messages` ([e4cf8ce](https://github.com/vidavidorra/github-action-app-user/commit/e4cf8ce91fd0926750a60c3e0818a6fe2a4cd867))
diff --git a/package-lock.json b/package-lock.json
index 1cb098e..e5198cf 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -1,12 +1,12 @@
 {
   "name": "github-action-app-user",
-  "version": "0.1.0",
+  "version": "1.0.0",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "github-action-app-user",
-      "version": "0.1.0",
+      "version": "1.0.0",
       "license": "GPL-3.0-or-later",
       "dependencies": {
         "@actions/core": "1.10.1",
diff --git a/package.json b/package.json
index a6ffc1a..e969814 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "github-action-app-user",
-  "version": "0.1.0",
+  "version": "1.0.0",
   "description": "Get a GitHub App's email and username, from a GitHub Action",
   "private": true,
   "homepage": "https://github.com/vidavidorra/github-action-app-user#readme",