feat: add semantic-release to auto-release versions (#12)

* chore: add release workflow and package configuration

* Update release.yml

* Update package.json

---------

Co-authored-by: Yang Luo <[email protected]>

.github/workflows/release.yml

@@ -0,0 +1,24 @@
+name: Release
+on:
+  push:
+    branches:
+      - master
+jobs:
+  release:
+    name: Release
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v2
+        with:
+          fetch-depth: 0
+      - name: Setup Node.js
+        uses: actions/setup-node@v2
+        with:
+          node-version: '18'
+      - name: Install dependencies
+        run: yarn install --frozen-lockfile
+      - name: Release
+        env:
+          GH_TOKEN: ${{ secrets.GH_TOKEN }}
+        run: yarn semantic-release

package.json

@@ -0,0 +1,32 @@
+{
+    "name": "casibase-widget",
+    "version": "1.0.0",
+    "description": "Casibase Chat Widget",
+    "main": "casibase.js",
+    "scripts": {
+      "semantic-release": "semantic-release"
+    },
+    "release": {
+      "branches": [
+        "master"
+      ],
+      "plugins": [
+        "@semantic-release/commit-analyzer",
+        "@semantic-release/release-notes-generator",
+        "@semantic-release/github",
+        "@semantic-release/git"
+      ]
+    },
+    "repository": {
+      "type": "git",
+      "url": "https://github.com/casibase/casibase-widget"
+    },
+    "author": "Casibase",
+    "license": "Apache-2.0",
+    "devDependencies": {
+      "semantic-release": "^19.0.5",
+      "@semantic-release/git": "^10.0.1",
+      "@semantic-release/github": "^8.0.0"
+    }
+  }
+