diff --git a/.yarn/versions/49496242.yml b/.yarn/versions/49496242.yml
deleted file mode 100644
index 503932f..0000000
--- a/.yarn/versions/49496242.yml
+++ /dev/null
@@ -1,2 +0,0 @@
-releases:
-  "@flex-development/docmark-extension-ts": 1.0.0-alpha.1
diff --git a/.yarnrc.yml b/.yarnrc.yml
index d4a68a0..12b5161 100644
--- a/.yarnrc.yml
+++ b/.yarnrc.yml
@@ -2,7 +2,7 @@
 
 approvedGitRepositories:
   - '**'
-changesetBaseRefs: HEAD~
+changesetBaseRefs: 1.0.0-alpha.1
 changesetIgnorePatterns:
   - '**/__snapshots__/**'
   - '**/__tests__/**'
diff --git a/CHANGELOG.md b/CHANGELOG.md
index e69de29..4087c2e 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -0,0 +1,24 @@
+## 1.0.0-alpha.1 (2026-09-22)
+
+### :package: Build
+
+- [[`4cd393a`](https://github.com/flex-development/docmark-extension-ts/commit/4cd393a021351c662683636eb587b482c6a0f337)] [fix] externalize `pkg.dependencies`
+- [[`4d1d00a`](https://github.com/flex-development/docmark-extension-ts/commit/4d1d00a8afe7b9cf3158e00b7902cac6e5017a04)] **deps-dev:** Bump rollup from 4.63.3 to 4.63.4 ([#6](https://github.com/flex-development/docmark-extension-ts/issues/6))
+- [[`c52286b`](https://github.com/flex-development/docmark-extension-ts/commit/c52286bcd02e9ea9d4d519efeaf747ecf508a127)] **deps-dev:** Bump the commitlint group with 2 updates ([#5](https://github.com/flex-development/docmark-extension-ts/issues/5))
+- [[`b0c532b`](https://github.com/flex-development/docmark-extension-ts/commit/b0c532b67ab0ba9c7528bd8478ee7a55e7da163c)] **deps:** bump the docmark group with 1 update
+- [[`6d43853`](https://github.com/flex-development/docmark-extension-ts/commit/6d43853d0112637ff5b1d4efba85a60ce46e05b6)] **deps:** bump the docmark group with 5 updates
+
+### :robot: Continuous Integration
+
+- [[`7fb1886`](https://github.com/flex-development/docmark-extension-ts/commit/7fb1886467f60988f29bb9452a2755ad7c1e3e34)] **deps:** Bump codecov/codecov-action from 7.1.0 to 7.1.1 ([#3](https://github.com/flex-development/docmark-extension-ts/issues/3))
+- [[`9bf0a98`](https://github.com/flex-development/docmark-extension-ts/commit/9bf0a9876e23dc24d94a3dba679205fdb0584ba7)] **workflows:** [`ci`] continue on bun canary setup failure
+
+### :sparkles: Features
+
+- [[`b8b32ec`](https://github.com/flex-development/docmark-extension-ts/commit/b8b32ecc765f3635635e17b273ffa4cc69f00aa2)] `tsComments`, `tripleSlashComment`
+
+### :house_with_garden: Housekeeping
+
+- [[`4b5c5d0`](https://github.com/flex-development/docmark-extension-ts/commit/4b5c5d03d903056f6934f913bb816651b2fffd70)] initial commit
+
+
diff --git a/package.json b/package.json
index 23511fa..94c156d 100644
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "@flex-development/docmark-extension-ts",
   "description": "docmark extension to support typescript comment syntax",
-  "version": "0.0.0",
+  "version": "1.0.0-alpha.1",
   "keywords": [
     "comment",
     "docblock",