add launch configuration for debugging test_frontend

.vscode/launch.json

@@ -0,0 +1,39 @@
+{
+    // 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": [
+        
+        {
+            "name":"Launch",
+            "type":"lldb",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/windows/x64/debug/test_frontend.exe",
+            "args":[],
+            "cwd": "${workspaceFolder}/build/windows/x64/debug"
+        },
+        {
+            "name":"run test_frontend",
+            "type":"lldb",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/windows/x64/release/test_frontend.exe",
+            "args":[],
+            "cwd": "${workspaceFolder}/build/windows/x64/release"
+        },
+        {
+            "name": "Launch (vsdbg)",
+            "type": "cppdbg",
+            "request": "launch",
+            "program": "${workspaceFolder}/build/windows/x64/debug/test_frontend.exe",
+            "args": [],
+            "stopAtEntry": false,
+            "cwd": "${workspaceFolder}/build/windows/x64/debug",
+            "environment": [],
+            "externalConsole": false,
+            "MIMode": "",  // 使用 Windows 原生调试器（vsdbg）
+            "debugServerPath": "", // 可留空，系统自动查找
+            "miDebuggerPath": "" // 可留空，系统自动查找
+        }
+    ],
+}