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..195b311
--- /dev/null
+++ b/CHANGELOG.md
@@ -0,0 +1,14 @@
+# Changelog
+
+## 1.0.0 (2026-07-11)
+
+
+### Features
+
+* global AI issue templates ([a0a6c23](https://github.com/Coding-Autopilot-System/.github/commit/a0a6c236d12e2545b8d00a7210af9849fc51fdf8))
+
+
+### Bug Fixes
+
+* **pr-template:** resolve F-04 audit finding ([#8](https://github.com/Coding-Autopilot-System/.github/issues/8)) ([da14eff](https://github.com/Coding-Autopilot-System/.github/commit/da14eff1b1a2d69cebfa57d8ca4c3414a3f65fc1))
+* **release:** pin reusable workflow to published commit ([#18](https://github.com/Coding-Autopilot-System/.github/issues/18)) ([b6d028e](https://github.com/Coding-Autopilot-System/.github/commit/b6d028e52aea57cc14accfc2affa328e9790cc9a))