build: Initialize Python virtual environment and install project dependencies.

.venv/bin/tabulate

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