feat: implement config-manager inside tm-core package

next up: connecting it to everything else and testing that tm list works well and loads what it need to load

.vscode/settings.json

@@ -10,5 +10,6 @@
 	},
 
 	"json.format.enable": true,
-	"json.validate.enable": true
+	"json.validate.enable": true,
+	"typescript.tsdk": "node_modules/typescript/lib"
 }