diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index a3ef832..0cf50dc 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -18,10 +18,10 @@ jobs:
 
     steps:
       - name: Setup repo
-        uses: actions/checkout@v7
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
 
       - name: Setup Deno
-        uses: denoland/setup-deno@v2
+        uses: denoland/setup-deno@22d081ff2d3a40755e97629de92e3bcbfa7cf2ed # v2.0.5
         with:
           deno-version: v2.x
 
diff --git a/.github/workflows/publish.yml b/.github/workflows/publish.yml
deleted file mode 100644
index f7c6a09..0000000
--- a/.github/workflows/publish.yml
+++ /dev/null
@@ -1,29 +0,0 @@
-# Publish new versions, but run the step only if 'deno.json' changed.
-
-name: Publish
-
-on:
-  push:
-    branches:
-      - main
-    paths:
-      - deno.json
-
-jobs:
-  publish:
-    runs-on: ubuntu-latest
-
-    permissions:
-      contents: read
-      id-token: write
-
-    steps:
-      - uses: actions/checkout@v7
-
-      - name: Setup Deno
-        uses: denoland/setup-deno@v2
-        with:
-          deno-version: v2.x
-
-      - name: Publish package
-        run: deno publish
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
new file mode 100644
index 0000000..e94768a
--- /dev/null
+++ b/.github/workflows/release.yml
@@ -0,0 +1,37 @@
+name: Release
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+  pull-requests: write
+  id-token: write
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Run Release Please
+        id: release
+        uses: googleapis/release-please-action@45996ed1f6d02564a971a2fa1b5860e934307cf7 # v5.0.0
+        with:
+          config-file: release-please-config.json
+          manifest-file: .release-please-manifest.json
+
+      - name: Checkout repository
+        if: ${{ steps.release.outputs.release_created == 'true' }}
+        uses: actions/checkout@3d3c42e5aac5ba805825da76410c181273ba90b1 # v7.0.1
+
+      - name: Setup Deno
+        if: ${{ steps.release.outputs.release_created == 'true' }}
+        uses: denoland/setup-deno@22d081ff2d3a40755e97629de92e3bcbfa7cf2ed # v2.0.5
+        with:
+          deno-version: v2.x
+
+      - name: Publish package to JSR
+        if: ${{ steps.release.outputs.release_created == 'true' }}
+        run: deno publish
diff --git a/.release-please-manifest.json b/.release-please-manifest.json
new file mode 100644
index 0000000..02f17d9
--- /dev/null
+++ b/.release-please-manifest.json
@@ -0,0 +1,3 @@
+{
+  ".": "0.8.1"
+}
diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index bc23aae..42850b4 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -30,4 +30,17 @@ This project follows
 All submissions, including submissions by project members, require review. We
 use GitHub pull requests for this purpose. Consult
 [GitHub Help](https://help.github.com/articles/about-pull-requests/) for more
-information on using pull requests.
\ No newline at end of file
+information on using pull requests.
+
+### Commit messages
+
+This repository uses [Conventional Commits](https://www.conventionalcommits.org/)
+and [Release Please](https://github.com/googleapis/release-please) for automated
+versioning and changelog generation.
+
+PR titles and commit messages should follow the format:
+
+* `feat: ...` for new features (triggers a `minor` version bump)
+* `fix: ...` for bug fixes (triggers a `patch` version bump)
+* `feat!: ...` or `fix!: ...` for breaking changes (triggers a `major` version bump)
+* `docs: ...`, `chore: ...`, `ci: ...`, `test: ...` for maintenance changes
\ No newline at end of file
diff --git a/release-please-config.json b/release-please-config.json
new file mode 100644
index 0000000..878bc0c
--- /dev/null
+++ b/release-please-config.json
@@ -0,0 +1,16 @@
+{
+  "$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+  "packages": {
+    ".": {
+      "release-type": "simple",
+      "package-name": "@chrome-devtools/source-map-scopes-codec",
+      "extra-files": [
+        {
+          "type": "json",
+          "path": "deno.json",
+          "jsonpath": "$.version"
+        }
+      ]
+    }
+  }
+}