Update devcontainer.json

Author: benpaddlejones

.devcontainer/devcontainer.json

@@ -29,7 +29,15 @@
         "window.restoreWindows": "preserve",
         "workbench.editorAssociations": {
           "*.md": "vscode.markdown.preview.editor"
-        }
+        },
+      	"workbench.colorTheme": "Default Dark+",
+      	"workbench.iconTheme": "vscode-icons",
+      	"github.copilot.enable": {
+      		"python": false,
+      		"html": false,
+      		"css": false,
+      		"SQL": false
+      	}
       },
       "extensions": [
         "McCarter.start-git-bash",