chore: update docs

Author: ecmadao

docs/resources/instance.md

@@ -51,7 +51,7 @@ Required:
 Optional:
 
 - `database` (String) The database for the instance, you can set this if the engine type is POSTGRES.
-- `external_secret` (Block List, Max: 1) The external secret to get the database password. (see [below for nested schema](#nestedblock--data_sources--external_secret))
+- `external_secret` (Block List, Max: 1) The external secret to get the database password. Learn more: https://www.bytebase.com/docs/get-started/instance/#use-external-secret-manager (see [below for nested schema](#nestedblock--data_sources--external_secret))
 - `password` (String, Sensitive) The connection user password used by Bytebase to perform DDL and DML operations.
 - `ssl_ca` (String, Sensitive) The CA certificate. Optional, you can set this if the engine type is MYSQL, POSTGRES, TIDB or CLICKHOUSE.
 - `ssl_cert` (String, Sensitive) The client certificate. Optional, you can set this if the engine type is MYSQL, POSTGRES, TIDB or CLICKHOUSE.

provider/data_source_instance.go

@@ -146,7 +146,7 @@ func getExternalSecretSchema() *schema.Schema {
 	return &schema.Schema{
 		Type:        schema.TypeList,
 		Computed:    true,
-		Description: "The external secret to get the database password.",
+		Description: "The external secret to get the database password. Learn more: https://www.bytebase.com/docs/get-started/instance/#use-external-secret-manager",
 		Elem: &schema.Resource{
 			Schema: map[string]*schema.Schema{
 				"vault": {

provider/resource_instance.go

@@ -148,7 +148,7 @@ func resourceInstance() *schema.Resource {
 							Type:        schema.TypeList,
 							Optional:    true,
 							MaxItems:    1,
-							Description: "The external secret to get the database password.",
+							Description: "The external secret to get the database password. Learn more: https://www.bytebase.com/docs/get-started/instance/#use-external-secret-manager",
 							Elem: &schema.Resource{
 								Schema: map[string]*schema.Schema{
 									"vault": {