Add automatic tagging workflow

.github/workflows/tag.yml

@@ -0,0 +1,39 @@
+name: Tag
+
+on:
+  push:
+    branches:
+      - main
+
+permissions:
+  contents: write
+
+jobs:
+  tag:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v3
+        with:
+          fetch-depth: 0
+          sparse-checkout: package.json
+
+      - name: Check version
+        id: version
+        run: |
+          set -e -o pipefail
+          BEFORE_VERSION=$(git show "${{ github.event.before }}:package.json" | jq -r .version)
+          AFTER_VERSION=$(git show "${{ github.event.after }}:package.json" | jq -r .version)
+
+          if [ "$BEFORE_VERSION" != "$AFTER_VERSION" ]; then
+            echo "Version changed from $BEFORE_VERSION to $AFTER_VERSION"
+            echo "version=$AFTER_VERSION" >> "$GITHUB_OUTPUT"
+          fi
+
+      - name: Tag version
+        if: ${{ steps.version.outputs.version }}
+        run: |
+          set -e -o pipefail
+          git tag "${{ steps.version.outputs.version }}" "${{ github.event.after }}"
+          git push origin "${{ steps.version.outputs.version }}"

README.md

@@ -26,5 +26,5 @@ pull request.
 
 Once the pull request is merged, update the GitHub-based dependency in the website and extension:
 
-- Website: `cd apps/website && pnpm remove @alveusgg/data && pnpm add github:alveusgg/data`
-- Extension: `npm install github:alveusgg/data`
+- Website: `cd apps/website && pnpm add github:alveusgg/data#<version>`
+- Extension: `npm install github:alveusgg/data#<version>`

package.json

@@ -1,6 +1,6 @@
 {
   "name": "@alveusgg/data",
-  "version": "0.18.0",
+  "version": "0.18.1",
   "private": true,
   "license": "SEE LICENSE IN LICENSE.md",
   "repository": {