Infrastructure as code (#3)

* Moves website to website/

* Adds terraform gitignores

* Terraform with AWS provider

* Initialises Terraform

* Locals and variables for provider

* Fetches SSL certificate from ACM

* S3 static website bucket

* CloudFront distribution

* Route53 records

* Deployment workflow uses secret S3 bucket suffix

* Adds README

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Co-authored-by: Joe Carstairs <65492573+Sycamost@users.noreply.github.com>

website/tsconfig.json

@@ -0,0 +1,6 @@
+{
+  "extends": "astro/tsconfigs/strict",
+  "compilerOptions": {
+	"strictNullChecks": true
+  }
+}