Enable auto updates

.github/workflows/release.yml

@@ -0,0 +1,36 @@
+name: Manual Release
+
+on:
+  workflow_dispatch:
+    inputs:
+      version:
+        description: "Release version (must match package.json)"
+        required: true
+      prerelease:
+        description: "Mark as prerelease"
+        type: boolean
+        default: false
+
+jobs:
+  release:
+    runs-on: ubuntu-latest
+
+    steps:
+      - uses: actions/checkout@v4
+        with:
+          fetch-depth: 0
+
+      - name: Set up Node
+        uses: actions/setup-node@v4
+        with:
+          node-version: 20
+          cache: npm
+
+      - name: Install deps
+        run: npm ci
+
+      - name: Build + publish
+        env:
+          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        run: |
+          npx electron-builder --publish always