Add devcontainer

.devcontainer/devcontainer.json

@@ -0,0 +1,17 @@
+// For format details, see https://aka.ms/devcontainer.json. For config options, see the
+// README at: https://github.com/devcontainers/templates/tree/main/src/ubuntu
+{
+	"name": "Ubuntu",
+	// Or use a Dockerfile or Docker Compose file. More info: https://containers.dev/guide/dockerfile
+	"image": "mcr.microsoft.com/devcontainers/base:jammy",
+	"features": {
+		"ghcr.io/devcontainers/features/go:1": {}
+	},
+
+	"forwardPorts": [
+		9102
+	],
+
+	// Use 'postCreateCommand' to run commands after the container is created.
+	"postCreateCommand": "go mod download"
+}