chore: add yaml and toml dependencies, and create script for converting YAML to TOML

- Added 'yaml' and '@iarna/toml' dependencies in package.json.
- Created a new script.js file to process YAML files and convert them to TOML format.
- Added template.toml files for various blueprints in the blueprints directory.

blueprints/convex/template.toml

@@ -0,0 +1,27 @@
+[variables]
+dashboard_domain = "${domain}"
+backend_domain = "${domain}"
+actions_domain = "${domain}"
+
+[config]
+env = [
+  "NEXT_PUBLIC_DEPLOYMENT_URL=http://${backend_domain}",
+  "CONVEX_CLOUD_ORIGIN=http://${backend_domain}",
+  "CONVEX_SITE_ORIGIN=http://${actions_domain}"
+]
+mounts = [ ]
+
+  [[config.domains]]
+  serviceName = "dashboard"
+  port = 6_791
+  host = "${dashboard_domain}"
+
+  [[config.domains]]
+  serviceName = "backend"
+  port = 3_210
+  host = "${backend_domain}"
+
+  [[config.domains]]
+  serviceName = "backend"
+  port = 3_211
+  host = "${actions_domain}"