infra(terraform): add README

Author: JuArce

infra/aggregation_mode/terraform/environments/hoodi/README.md

@@ -0,0 +1,22 @@
+
+# Init
+
+```shell
+source .env && terraform init -migrate-state \
+    -backend-config="bucket=${TFSTATE_BUCKET}" \
+    -backend-config="key=${TFSTATE_KEY}" \
+    -backend-config="region=${TFSTATE_REGION}"
+```
+
+# Plan
+
+```shell
+source .env && terraform plan
+```
+
+# Apply
+
+```shell
+source .env && terraform apply
+```
+