Add first YAML spec

.github/workflows/linter.yml

@@ -16,7 +16,7 @@ jobs:
       - name: Yaml Lint
         uses: karancode/yamllint-github-action@master
         with:
-          yamllint_file_or_dir: 'descriptions/**/*.yaml'
+          yamllint_file_or_dir: 'descriptions/*.yaml'
           yamllint_strict: false
           yamllint_config_filepath: '.yamllint-config.yml'
           yamllint_comment: true

.yamllint-config.yml

@@ -0,0 +1,28 @@
+---
+
+extends: default
+
+rules:
+  braces:
+    level: warning
+    max-spaces-inside: 1
+  brackets:
+    level: warning
+    max-spaces-inside: 1
+  colons:
+    level: warning
+  commas:
+    level: warning
+  comments: disable
+  comments-indentation: disable
+  document-start: disable
+  empty-lines:
+    level: warning
+  hyphens:
+    level: warning
+  indentation:
+    level: warning
+    indent-sequences: consistent
+  line-length: disable
+  trailing-spaces: disable
+  truthy: disable