Add tests to VS Code debug config

.vscode/launch.json

@@ -1,16 +1,23 @@
 {
-    // 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": "Ona",
+			"name": "Build",
 			"type": "gdb",
 			"request": "launch",
 			"target": "${workspaceFolder}/zig-out/bin/ona",
 			"cwd": "${workspaceRoot}",
 			"valuesFormatting": "parseText",
-        }
+			"preLaunchTask": "build",
+		},
+		{
+			"name": "Test",
+			"type": "gdb",
+			"request": "launch",
+			"target": "${workspaceFolder}/zig-cache/o/b57ef32c79a05339fbe4a8eb648ff6df/test",
+			"cwd": "${workspaceRoot}",
+			"valuesFormatting": "parseText",
+			"preLaunchTask": "test"
+		},
 	]
 }