chore: add vscode specific extension recommendation and settings

.vscode/extensions.json

@@ -0,0 +1,7 @@
+{
+  "recommendations": [
+    "Vue.volar",
+    "Vue.vscode-typescript-vue-plugin",
+    "dbaeumer.vscode-eslint"
+  ]
+}

.vscode/settings.json

@@ -0,0 +1,21 @@
+{
+  "prettier.enable": false,
+  "editor.formatOnSave": false,
+  "editor.codeActionsOnSave": {
+    "source.fixAll.eslint": true,
+    "source.organizeImports": false
+  },
+
+  "eslint.validate": [
+    "javascript",
+    "javascriptreact",
+    "typescript",
+    "typescriptreact",
+    "vue",
+    "html",
+    "markdown",
+    "json",
+    "jsonc",
+    "yaml"
+  ]
+}