add mise + eslint to gist-web + upgrade node to 20

.github/workflows/release.yml

@@ -18,7 +18,7 @@ jobs:
       - name: Use Node.js ${{ matrix.node-version }}
         uses: actions/setup-node@v2
         with:
-          node-version: 16
+          node-version: 20
       - name: Build
         shell: bash
         run: |

.mise/config.toml

@@ -0,0 +1,2 @@
+[tools]
+node = '20'

eslint.config.mjs

@@ -0,0 +1,10 @@
+import globals from 'globals';
+import pluginJs from '@eslint/js';
+
+export default [
+  { languageOptions: { globals: { ...globals.browser, ...globals.node } } },
+  pluginJs.configs.recommended,
+  {
+    ignores: ['node_modules/*', 'dist/*'],
+  },
+];