refactor data input for version update workflow

.github/workflows/update_versions.yml

@@ -27,9 +27,8 @@ jobs:
         python-version: 3.12.2
 
     - name: Update versions.json
-      env:
-        DATA_JSON: ${{ github.event.inputs.datajson }}
       run: |
+        echo '${{ github.event.inputs.datajson }}' > temp_data.json
         python3 update_versions.py
 
     - name: Commit changes

update_versions.py

@@ -1,11 +1,7 @@
 import json
 import re
-import os
-
-data_json = os.environ.get("DATA_JSON")
-if not data_json:
-    raise ValueError("DATA_JSON environment variable not set")
-data = json.loads(data_json)
+with open('temp_data.json', 'r') as f:
+    data = json.load(f)
 
 with open('versions.json', 'r') as f:
     file_data = json.load(f)