add hyperlinks

hcp-vault-secrets/README.md

@@ -10,7 +10,7 @@ tags: [helper, integration, vault, hashicorp, hvs]
 
 # HCP Vault Secrets
 
-This module lets you fetch all or selective secrets from a [HCP Vault Secrets](https://developer.hashicorp.com/hcp/docs/vault-secrets) app into your Coder workspaces.
+This module lets you fetch all or selective secrets from a [HCP Vault Secrets](https://developer.hashicorp.com/hcp/docs/vault-secrets) app into your [Coder](https://coder.com) workspaces. It makes use of the [`hcp_vault_secrets_app`](https://registry.terraform.io/providers/hashicorp/hcp/latest/docs/data-sources/vault_secrets_app) data source from the [HCP provider](https://registry.terraform.io/providers/hashicorp/hcp/latest).
 
 ```tf
 module "vault" {