diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index e18ee07..37fcefa 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.0.0"
+  ".": "1.0.0"
 }
diff --git a/CHANGELOG.md b/CHANGELOG.md
new file mode 100644
index 0000000..f9d84b8
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,8 @@
+# Changelog
+
+## 1.0.0 (2026-09-10)
+
+
+### Features
+
+* establish service lifecycle and health foundations ([c8b5bea](https://github.com/fuf-stack/hardcore/commit/c8b5bea2b9493e0ff20e1ed5179715b7b3a6f6f7))