feat: added forgejo workflow to validate yaml manifests with kubeconform

.forgejo/workflows/validate.yaml

@@ -0,0 +1,20 @@
+on:
+  push:
+    branches:
+      - dev
+
+jobs:
+  validate:
+    runs-on: docker
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v4
+
+      - name: Install kubeconform
+        run: |
+          curl -sL https://github.com/yannh/kubeconform/releases/latest/download/kubeconform-linux-amd64.tar.gz | tar xz
+          mv kubeconform /usr/local/bin
+
+      - name: Validate manifests
+        run: |
+          kubeconform -strict -summary ./manifests/