Finish integrating custom configs

examples/PoolBox/PoolBox.code-workspace

@@ -70,10 +70,13 @@
             },
 			{
                 "id": "custom config",
-                "type": "pickString",
-                "options": ["", "MyConfig"],
-                "default": "",
-                "description": "Simple custom config test"
+                "type": "command",
+                "command": "shellCommand.execute",
+                "args": {
+                    "command": "echo ^|^<Default^> && dir /b /a:d",
+                    "cwd": "${env:JABY_ENGINE_PATH}/config",
+                    "fieldSeparator": "|"
+                }
             },
 			{
 				"id": "output memory map",
@@ -84,6 +87,9 @@
 			}
 		]
 	},
+	"extensions": {
+        "recommendations": ["augustocdias.tasks-shell-input"]
+    },
 	"settings": {
 		"C_Cpp.default.includePath": [
 			"${env:JABY_ENGINE_PATH}/include",