refactor(packages): extract model-core package

packages/model-core/src/model-normalization.ts

@@ -0,0 +1,8 @@
+export function normalizeModel(model?: string): string | undefined {
+	const trimmed = model?.trim()
+	return trimmed || undefined
+}
+
+export function normalizeModelID(modelID: string): string {
+	return modelID.replace(/\.(\d+)/g, "-$1")
+}