docs: touch up docs

CONTRIBUTING.md

@@ -35,20 +35,15 @@ following tools:
 
     ```bash
     git clone https://github.com/sgtoj/terraform-docker-artifact-packager.git
+    code terraform-aws-cognito-custom-message-sender
     ```
 
-2. Open the repository in Visual Studio Code:
-
-    ```bash
-    code terraform-docker-artifact-packager
-    ```
-
-3. When prompted to "Reopen in Container", click "Reopen in Container". This
+2. When prompted to "Reopen in Container", click "Reopen in Container". This
    will start building the Docker image for the development container. If you're
    not prompted, you can open the Command Palette (F1 or Ctrl+Shift+P), and run
    the "Remote-Containers: Reopen Folder in Container" command.
 
-4. After the development container is built and started, you can use the
+3. After the development container is built and started, you can use the
    Terminal in Visual Studio Code to interact with the container. All commands
   you run in the Terminal will be executed inside the container.
 

README.md

@@ -1,4 +1,4 @@
-# Terraform Module: AWS Cognito Custom SMS Sender
+# Terraform Module: AWS Cognito Custom Message Sender
 
 This Terraform module deploys a AWS Lambda function to serve as a custom SMS
 sender for AWS Cognito. The module uses Open Policy Agent (OPA) policies to
@@ -20,7 +20,8 @@ located within its directory.
 
 ```hcl
 module "cognito_custom_sms_sender" {
-  source = "sgtoj/cognito-custom-message-sender/aws"
+  source  = "sgtoj/cognito-custom-message-sender/aws"
+  version = "1.x.x"
 
   sms_sender_enabled                    = true
   sms_sender_policy_content             = "<OPA policy content>"
@@ -62,6 +63,6 @@ for more details on these variables.
 
 ## Contributing
 
-We welcome contributions to the Terraform AWS Cognito Custom SMS Sender Module!
-For information on setting up a development environment and how to make a
-contribution, see [CONTRIBUTING.md](./CONTRIBUTING.md).
+We welcome contributions to the project! For information on setting up a
+development environment and how to make contribution, see [CONTRIBUTING](./CONTRIBUTING.md)
+documentation.