chore: migrate from terraform to opentofu

.github/workflows/opentofu.yml

@@ -19,10 +19,8 @@ jobs:
       - name: Checkout Repo
         uses: actions/checkout@v3
 
-      - name: Setup Terraform
-        uses: hashicorp/setup-terraform@v2
-        with:
-          cli_config_credentials_token: ${{ secrets.TERRAFORM_TOKEN }}
+      - name: Setup OpenTofu
+        uses: opentofu/setup-opentofu@v1
 
       - name: Configure AWS credentials
         uses: aws-actions/configure-aws-credentials@v1
@@ -31,7 +29,7 @@ jobs:
           aws-secret-access-key: ${{ secrets.AWS_SECRET_ACCESS_KEY }}
           aws-region: us-west-1 # just a random region (also used in main.tf)
 
-      - run: terraform init
-      - run: terraform fmt -check
-      - run: terraform plan -input=false
-      - run: terraform apply -auto-approve -input=false
+      - run: tofu init
+      - run: tofu fmt -check
+      - run: tofu plan -input=false
+      - run: tofu apply -auto-approve -input=false