add VS Code settings, launch and extension recommondations

.vscode/extensions.json

@@ -0,0 +1,3 @@
+{
+    "recommendations": ["esbenp.prettier-vscode", "dbaeumer.vscode-eslint", "ms-azuretools.vscode-docker"]
+}

.vscode/launch.json

@@ -0,0 +1,15 @@
+{
+    // Use IntelliSense to learn about possible attributes.
+    // Hover to view descriptions of existing attributes.
+    // For more information, visit: https://go.microsoft.com/fwlink/?linkid=830387
+    "version": "0.2.0",
+    "configurations": [
+        {
+            "type": "chrome",
+            "request": "launch",
+            "name": "Launch Chrome against localhost",
+            "url": "http://localhost:3000",
+            "webRoot": "${workspaceFolder}"
+        }
+    ]
+}

.vscode/settings.json

@@ -0,0 +1,9 @@
+{
+    "editor.formatOnSave": true,
+    "[javascript]": {
+        "editor.defaultFormatter": "esbenp.prettier-vscode"
+    },
+    "[html]": {
+        "editor.defaultFormatter": "esbenp.prettier-vscode"
+    }
+}