ci: enable release-plz workflow for automation release

.github/workflows/release-plz.yml

@@ -0,0 +1,31 @@
+name: Release Plz
+
+permissions: {}
+
+on:
+  workflow_dispatch:
+  push:
+    branches:
+      - main
+
+concurrency:
+  group: ${{ github.workflow }}-${{ github.ref }}
+  cancel-in-progress: true
+
+jobs:
+  release-plz:
+    runs-on: ubuntu-latest
+    permissions:
+      contents: write
+      pull-requests: write
+    steps:
+      - uses: actions/checkout@11bd71901bbe5b1630ceea73d27597364c9af683 # v4.2.2
+        with:
+          fetch-depth: 0
+
+      - name: Run release-plz
+        id: release-plz
+        uses: release-plz/action@bbd1afc9813d25602e002b29e96e0aacebab1160 # v0.5.105
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+          CARGO_REGISTRY_TOKEN: ${{ secrets.CRATES_IO_API_TOKEN }}

cliff.toml

@@ -0,0 +1,15 @@
+# git-cliff ~ configuration file
+# https://git-cliff.org/docs/configuration
+
+[git]
+commit_parsers = [
+  { message = "^doc", group = "<!-- 3 -->Documentation" },
+  { message = "^feat", group = "<!-- 0 -->Features" },
+  { message = "^fix", group = "<!-- 1 -->Bug Fixes" },
+  { message = "^perf", group = "<!-- 2 -->Performance" },
+  { message = "^refactor", group = "<!-- 4 -->Refactor" },
+  { message = "^style", group = "<!-- 5 -->Styling" },
+  { message = "^test", group = "<!-- 6 -->Testing" },
+]
+# protect breaking changes from being skipped due to matching a skipping commit_parser
+protect_breaking_commits = false

example/Cargo.toml

@@ -2,6 +2,7 @@
 name = "mimalloc_example"
 version = "0.1.0"
 edition = "2024"
+publish = false
 
 [lib]
 crate-type = ["cdylib", "lib"]

release-plz.toml

@@ -0,0 +1,4 @@
+[workspace]
+semver_check = true
+allow_dirty = true # The "fixtures" is being marked as dirty.
+changelog_config = "cliff.toml"