Add YAML lint check

.github/workflows/yaml-lint.yml

@@ -0,0 +1,14 @@
+---
+    name: YAML Lint
+    on:
+        pull_request:
+          branches: [ "main" ]
+    jobs:
+      lintAllTheThings:
+        runs-on: ubuntu-latest
+        steps:
+          - uses: actions/checkout@v3
+          - name: yaml-lint
+            uses: ibiqlik/action-yamllint@v3
+            with:
+              file_or_dir: weapons/*.yaml