Make sure no release contains thirdparty libraries

.github/workflows/clean-vendor.yml

@@ -0,0 +1,26 @@
+name: Clean Vendor Check
+
+on:
+  push:
+    branches:
+      - stable/*
+
+jobs:
+  check-vendor:
+    name: Clean Vendor Check
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout code base
+        uses: actions/checkout@v3
+
+      - name: Check If Vendor Is Clean
+        run: |
+          files=`find vendor -maxdepth 1 -type d -not -name "ipl" -not -name "fortawesome" -not -name "composer" -not -name "vendor"`
+          if [ -z "$files" ]; then
+            echo "No unknown vendor files found";
+            exit 0;
+          else
+            echo "Found unknown vendor files: $files";
+            exit 1;
+          fi

bin/make-release.sh

@@ -53,6 +53,12 @@ rm -rf vendor
 git checkout vendor
 composer validate --no-check-all --strict || fail "Composer validate failed"
 
+UNKNOWN_VENDOR_FILES=$(find vendor -maxdepth 1 -type d -not -name "ipl" -not -name "fortawesome" -not -name "composer" -not -name "vendor")
+if [ -n "$UNKNOWN_VENDOR_FILES" ]; then
+  echo "Unknown vendor files found! DO NOT TAG!"
+  exit 1
+fi
+
 if [ -z "$NO_OPT" ]; then
   git tag -a v$VERSION -m "Version v$VERSION"
   echo "Finished, tagged v$VERSION"