Update workflow

.gitea/workflows/build.yml

@@ -1,12 +1,13 @@
-kind: pipeline
 name: Jekyll build
-type: docker
+on: [push]
 
-steps:
-- name: build
-  image: ruby:3.1.3
-  commands:
-  - gem update  
-  - gem install bundler
-  - bundle install
-  - bundle exec jekyll build
+jobs:
+  lint:
+    name: build
+    runs-on: ruby:3.1.3
+    steps:
+      commands:
+         - gem update  
+         - gem install bundler
+         - bundle install
+         - bundle exec jekyll build