Replace build.yaml with build-configs.yaml

.yamlfmt.yaml

@@ -0,0 +1,5 @@
+---
+formatter:
+  type: basic
+  include_document_start: true
+  retain_line_breaks_single: true

build-configs.yaml

@@ -0,0 +1,13 @@
+---
+name: sculpin-skeleton
+template: sculpin-site
+parameters:
+  nix:
+    devshell:
+      packages:
+        - php81
+        - php81Packages.composer
+
+  git:
+    ignore:
+      - /flake.lock

build.yaml

@@ -1,13 +0,0 @@
-name: sculpin-skeleton
-type: sculpin
-language: php
-
-flake:
-  devshell:
-    packages:
-      - php81
-      - php81Packages.composer
-
-git:
-  ignore:
-    - /flake.lock