feat: scaffold Vue 3 + TypeScript frontend with lint and typecheck tooling

frontend/eslint.config.ts

@@ -0,0 +1,14 @@
+import pluginVue from 'eslint-plugin-vue'
+import { defineConfigWithVueTs, vueTsConfigs } from '@vue/eslint-config-typescript'
+import prettierConfig from '@vue/eslint-config-prettier'
+
+export default defineConfigWithVueTs(
+  pluginVue.configs['flat/essential'],
+  vueTsConfigs.recommended,
+  prettierConfig,
+  {
+    rules: {
+      '@typescript-eslint/no-explicit-any': 'error',
+    },
+  },
+)