feat(domain): add internalPath and stripPath properties to domain configuration

- Updated test files to include new properties `internalPath` and `stripPath` in domain configurations.
- Removed deprecated `createMultiPathDomain` function from the domain service to streamline the codebase.

apps/dokploy/__test__/traefik/traefik.test.ts

@@ -119,6 +119,8 @@ const baseDomain: Domain = {
 	domainType: "application",
 	uniqueConfigKey: 1,
 	previewDeploymentId: "",
+	internalPath: "/",
+	stripPath: false,
 };
 
 const baseRedirect: Redirect = {