Merge pull request #6 from tcarrondo/improve-documentation

add documentation

README.md

@@ -1,2 +1,29 @@
 # cloudflare-zone
-Setup a zone in Cloudflare
+A Terraform module to create a domain in Cloudflare and add DNS the simpleway.
+
+## Usage
+```hcl
+module "domain_com" {
+  source = "github.com/tcarrondo/cloudflare-zone"
+
+  domain = "domain.com"
+
+  ipv4 = ["1.2.3.4"]
+  ipv6 = ["2607:f0d0:1002:51::4"]
+
+  records = [
+    {
+      name    = "mail"
+      value   = "1.2.3.4"
+      type    = "A"
+    },
+    {
+      name     = "${module.domain_com.domain}"
+      value    = "main.${module.domain_com.domain}"
+      type     = "MX"
+      priority = "10"
+      proxied  = false
+    },
+  ]
+}
+```