feat: add provider config

Added config for CloudFlare provider, as well as remote state on
CloudFlare R2 instead of AWS S3.

Signed-off-by: Lander Van den Bulcke <landervandenbulcke@gmail.com>

providers.tf

@@ -0,0 +1,24 @@
+terraform {
+  backend "s3" {
+    bucket                      = "tf-state"
+    key                         = "tf-cloudflare/terraform.tfstate"
+    region                      = "auto"
+    skip_credentials_validation = true
+    skip_metadata_api_check     = true
+    skip_region_validation      = true
+    skip_requesting_account_id  = true
+    skip_s3_checksum            = true
+    use_path_style              = true
+    endpoints = {
+      s3 = "https://daf6ae2391d4d68ecf3c5af2f1540f5c.r2.cloudflarestorage.com"
+    }
+  }
+  required_providers {
+    cloudflare = {
+      source  = "cloudflare/cloudflare"
+      version = "5.0.0-rc1"
+    }
+  }
+}
+
+provider "cloudflare" {}