delete: remove plugin-release.yaml shared workflow from org repo (PRI-1736)

Co-Authored-By: Paperclip <noreply@paperclip.ing>

.gitea/workflows/ci.yaml

@@ -42,3 +42,15 @@ jobs:
             done
           done
           exit $fail
+
+  ci:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Validate JSON files
+        run: |
+          find . -name "*.json" -not -path "./.git/*" | while read -r f; do
+            python3 -m json.tool "$f" > /dev/null || { echo "::error file=$f::Invalid JSON"; exit 1; }
+          done
+          echo "All JSON files valid"

.gitea/workflows/promotion-gate.yaml

@@ -0,0 +1,24 @@
+name: Promotion Gate
+
+on:
+  pull_request:
+    branches: [main]
+
+jobs:
+  promotion_gate:
+    name: Promotion Gate
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Validate skills directory structure
+        run: |
+          set -e
+          fail=0
+          for dir in skills/*/; do
+            if [ ! -f "${dir}SKILL.md" ]; then
+              echo "::error::Missing SKILL.md in ${dir}"
+              fail=1
+            fi
+          done
+          exit $fail

skills/sdlc/SKILL.md

@@ -73,7 +73,7 @@ Each promotion is a PR reviewed and merged by its gate owner:
 
 ### Pipeline A: Plugin/Feature Changes
 
-```
+```text
 Engineer → PR to dev → self-merge → deploys to dev
 → Engineer validates on dev
 → PR from dev → uat → QA reviews → QA merges
@@ -88,7 +88,7 @@ Applies to changes in `headlamp-*-plugin/` repos (plugin code, features, bug fix
 
 ### Pipeline B: Infrastructure Changes (No UI Impact)
 
-```
+```text
 Engineer → PR to main → CI passes → QA reviews → QA merges
 → Production
 ```

skills/sdlc/sdlc-diagram.md

@@ -132,4 +132,3 @@ flowchart LR
     class UATB uat
     class MAIN prod
 ```
-