Ignore index and cache files on user side by default. (#110)

.github/workflows/release.yml

@@ -102,4 +102,15 @@ jobs:
           upload_url: ${{ steps.create_release.outputs.upload_url }}
           asset_path: ${{ env.DIST_FOLDER }}/styles.css
           asset_name: styles.css
-          asset_content_type: text/css
+          asset_content_type: text/css
+
+      - name: Upload .gitignore
+        id: upload-gitignore
+        uses: actions/upload-release-asset@v1
+        env:
+          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
+        with:
+          upload_url: ${{ steps.create_release.outputs.upload_url }}
+          asset_path: ${{ env.DIST_FOLDER }}/.gitignore
+          asset_name: .gitignore
+          asset_content_type: text/plain

assets/.gitignore

@@ -0,0 +1,4 @@
+# Exclude index and cache files on user side by default
+*Cache.json
+*Index.json
+*.data

rollup.config.js

@@ -36,8 +36,9 @@ export default {
     base64({ include: '**/*.wasm' }),
     copy({
       targets: [
-        { src: 'assets/styles.css', dest: 'dist' },
         { src: 'manifest.json', dest: 'dist' },
+        { src: 'assets/styles.css', dest: 'dist' },
+        { src: 'assets/.gitignore', dest: 'dist' },
       ],
     }),
     webWorkerLoader({ inline: true, forceInline: true, targetPlatform: "browser" }),