diff --git a/stack.env b/stack.env
deleted file mode 100644
index dbe9b6c..0000000
--- a/stack.env
+++ /dev/null
@@ -1,20 +0,0 @@
-# =============================================================================
-# Prefect Stack Environment Variables
-# =============================================================================
-# This file is used by Portainer when deploying from Git repository.
-# Sensitive values (marked CHANGE_ME) must be set in Portainer UI.
-# =============================================================================
-
-# Tailscale
-TS_AUTHKEY=CHANGE_ME
-
-# PostgreSQL (external database)
-DB_HOST=postgresql.taila5ad8.ts.net
-DB_PORT=5432
-DB_USER=prefect
-DB_PASSWORD=CHANGE_ME
-
-# S3 Storage (Garage) - for backup worker
-S3_ACCESS_KEY=CHANGE_ME
-S3_SECRET_KEY=CHANGE_ME
-S3_ENDPOINT_URL=https://s3.taila5ad8.ts.net