Update README file for EC2 Terraform provision.

Author: Arun Lal

README.md

@@ -27,6 +27,44 @@ terraform apply -var-file=../../../vars/dev/rds.tfvars
 
 terraform destroy -var-file=../../../vars/dev/rds.tfvars
 
+## Terraform EC2 Instance Deployment
+
+1. Navigate to the `environment/dev` folder:
+
+```bash
+cd environment/dev
+```
+
+2. Open the `ec2.tfvars` file and modify it with your desired details. This file contains variables used in the Terraform configuration.
+
+## Deployment
+
+1. Initialize Terraform in the working directory:
+
+```bash
+terraform init
+```
+
+2. Create an execution plan:
+
+```bash
+terraform plan -var-file=../../../vars/dev/ec2.tfvars
+```
+
+3. Apply the changes to create the EC2 instance:
+
+```bash
+terraform apply -var-file=../../../vars/dev/ec2.tfvars
+```
+
+4. To destroy the EC2 instance and associated resources:
+
+```bash
+terraform destroy -var-file=../../../vars/dev/ec2.tfvars
+```
+
+**Note**: Always review the execution plan (`terraform plan`) before applying changes to avoid unintended modifications.
+
 ## Command Reference
 
 Update all outputs:
@@ -39,5 +77,3 @@ Show all outputs:
 
 
 
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