add dev container

.devcontainer/devcontainer.json

@@ -0,0 +1,41 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/typescript-node
+{
+    "name": "Node.js & TypeScript",
+    // Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+    "image": "mcr.microsoft.com/devcontainers/typescript-node:1-22-bookworm",
+
+    // Features to add to the dev container. More info: https://containers.dev/features.
+    // "features": {},
+
+    // Use 'forwardPorts' to make a list of ports inside the container available locally.
+    "forwardPorts": [5173],
+
+    // Use 'postCreateCommand' to run commands after the container is created.
+    "postCreateCommand": "npm install",
+
+    // Configure tool-specific properties.
+    "customizations": {
+      "vscode": {
+        "extensions": [
+          "esbenp.prettier-vscode",
+          "dbaeumer.vscode-eslint",
+          "christian-kohler.npm-intellisense",
+          "burkeholland.simple-react-snippets",
+          "wix.vscode-import-cost"
+        ],
+        "settings": {
+          "editor.formatOnSave": true,
+          "editor.defaultFormatter": "esbenp.prettier-vscode",
+          "editor.codeActionsOnSave": {
+            "source.fixAll": true,
+            "source.organizeImports": true,
+            "source.sortMembers": true
+          }
+        }
+      }
+    }
+    // Uncomment to connect as root instead. More info: https://aka.ms/dev-containers-non-root.
+    // "remoteUser": "root"
+  }
+