build: Install Python dependencies and initialize the virtual environment.

venv/bin/normalizer

@@ -0,0 +1,8 @@
+#!/home/wartana/myApp/billing-mcp/venv/bin/python3
+# -*- coding: utf-8 -*-
+import re
+import sys
+from charset_normalizer.cli import cli_detect
+if __name__ == '__main__':
+    sys.argv[0] = re.sub(r'(-script\.pyw|\.exe)?$', '', sys.argv[0])
+    sys.exit(cli_detect())