feat: 添加开发容器功能配置，包括tmux和GitHub CLI

.devcontainer/devcontainer.json

@@ -6,7 +6,14 @@
 	"image": "mcr.microsoft.com/devcontainers/python:1-3.12-bullseye",
 
 	// Features to add to the dev container. More info: https://containers.dev/features.
-	// "features": {},
+	"features": {
+		"ghcr.io/rocker-org/devcontainer-features/apt-packages:1": {
+			"packages": [
+				"tmux"
+			]
+		},
+		"ghcr.io/devcontainers/features/github-cli:1": {}
+	},
 
 	// Use 'forwardPorts' to make a list of ports inside the container available locally.
     "forwardPorts": [