ci: add release

.github/.release-please-manifest.json

@@ -0,0 +1,3 @@
+{
+	".": "0.0.1"
+}

.github/release-please-config.json

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+{
+	"$schema": "https://raw.githubusercontent.com/googleapis/release-please/main/schemas/config.json",
+	"packages": {
+		".": {
+			"release-type": "node",
+			"include-v-in-tag": true,
+			"include-component-in-tag": false,
+			"pull-request-title-pattern": "v${version}"
+		}
+	},
+	"changelog-sections": [
+		{ "type": "build", "section": "Maintenance" },
+		{ "type": "chore", "section": "Maintenance" },
+		{ "type": "ci", "section": "Maintenance" },
+		{ "type": "deps", "section": "Dependency updates" },
+		{ "type": "docs", "section": "Documentation" },
+		{ "type": "style", "section": "Styles" },
+		{ "type": "refactor", "section": "Refactors" },
+		{ "type": "test", "section": "Tests", "hidden": true }
+	]
+}

.github/workflows/inactive-issues.yml

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+name: check & close inactive issues
+
+on:
+    schedule:
+        - cron: 30 1 * * *
+
+jobs:
+    close-issues:
+        runs-on: ubuntu-latest
+        permissions:
+            issues: write
+        env:
+            DAYS_BEFORE_STALE: 90
+            DAYS_BEFORE_CLOSE: 30
+        steps:
+            - uses: actions/stale@v8
+              with:
+                  days-before-issue-stale: ${{ env.DAYS_BEFORE_STALE }}
+                  days-before-issue-close: ${{ env.DAYS_BEFORE_CLOSE }}
+                  exempt-issue-labels: good first issue,help wanted
+                  stale-issue-label: stale
+                  stale-issue-message: >
+                      This issue is stale because it has been open for
+                      ${{ env.DAYS_BEFORE_STALE }} days with no activity.
+                  close-issue-message: >
+                      This issue was closed because it has been inactive
+                      for ${{ env.DAYS_BEFORE_CLOSE }} days since being marked as stale.
+                  repo-token: ${{ secrets.GITHUB_TOKEN }}

.github/workflows/release-please.yml

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+name: release-please
+
+on:
+    push:
+        branches:
+            - master
+
+permissions:
+    contents: write
+    pull-requests: write
+    id-token: write
+
+jobs:
+    release-please:
+        runs-on: ubuntu-latest
+        steps:
+            - uses: google-github-actions/release-please-action@v4
+              id: release
+              with:
+                  manifest-file: .github/.release-please-manifest.json
+                  config-file: .github/release-please-config.json
+
+            - if: ${{ steps.release.outputs.release_created }}
+              uses: actions/checkout@v4
+
+            - if: ${{ steps.release.outputs.release_created }}
+              uses: actions/setup-node@v4
+              with:
+                  node-version-file: ".nvmrc"
+                  registry-url: "https://registry.npmjs.org"
+
+            - if: ${{ steps.release.outputs.release_created }}
+              run: |
+                  npm publish --provenance --access public
+              env:
+                  NODE_AUTH_TOKEN: ${{ secrets.NPM_TOKEN }}

.nvmrc

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+v18.18