Add version check test

.github/workflows/version_check.yml

@@ -0,0 +1,15 @@
+name: Version check
+
+on:
+  push:
+    paths:
+      - "VERSION"
+
+jobs:
+  check-version:
+    runs-on: ubuntu-latest
+    steps:
+      - uses: actions/checkout@v4
+
+      - name: Check version
+        run: bash packaging_scripts/check_version.sh

packaging_scripts/check_version.sh

@@ -0,0 +1,11 @@
+#!/bin/bash
+
+# Check if VERSION file has exactly one line and that line is non-empty
+if [ "$(wc -l <VERSION)" -ne 0 ]; then
+    echo "Error: VERSION file must contain exactly one line."
+    exit 1
+fi
+if [ -z "$(cat VERSION)" ]; then
+    echo "Error: VERSION file is empty."
+    exit 1
+fi