添加调试

.devcontainer/devcontainer.json

@@ -1,18 +1,23 @@
 {
     "name": "DevContainerExample",
-
     "image": "mcr.microsoft.com/devcontainers/base:dev-ubuntu-20.04",
+    "postCreateCommand": "sudo apt-get update && sudo apt-get install -y gdb && make",
     "customizations": {
-      "vscode": {
-        "settings": {},
-        "extensions": [
-        ]
-      }
+        "vscode": {
+            "settings": {
+                "debug.onTaskErrors": "debugAnyway"
+            },
+            "extensions": [
+                "ms-vscode.cpptools"
+            ]
+        }
     },
     "portsAttributes": {
-      "3000": {
-        "label": "Web Server",
-        "onAutoForward": "notify"
-      }
-    }
-  }
+        "3000": {
+            "label": "Web Server",
+            "onAutoForward": "notify"
+        }
+    },
+    "initializeCommand": "gdb -ex 'set confirm off' -ex quit",  // 初始化GDB配置
+    "postAttachCommand": "make debug"  // 假设你的Makefile有debug目标
+}