diff --git a/setup.sh b/setup.sh
deleted file mode 100644
index e5d0796..0000000
--- a/setup.sh
+++ /dev/null
@@ -1,78 +0,0 @@
-#!/usr/bin/env bash
-# MailRelay — virtual environment setup script
-# Creates .venv, upgrades pip, and installs all required dependencies.
-# Run once before first use:  bash setup.sh
-
-set -euo pipefail
-
-VENV_DIR=".venv"
-PYTHON="${PYTHON:-python3}"
-MIN_PYTHON_MINOR=11   # 3.11+
-
-# ---------------------------------------------------------------------------
-# Helpers
-# ---------------------------------------------------------------------------
-
-green()  { printf '\033[0;32m%s\033[0m\n' "$*"; }
-yellow() { printf '\033[0;33m%s\033[0m\n' "$*"; }
-red()    { printf '\033[0;31m%s\033[0m\n' "$*"; }
-die()    { red "ERROR: $*"; exit 1; }
-
-# ---------------------------------------------------------------------------
-# Python version check
-# ---------------------------------------------------------------------------
-
-if ! command -v "$PYTHON" &>/dev/null; then
-    die "'$PYTHON' not found. Install Python 3.11+ and retry, or set PYTHON=/path/to/python3."
-fi
-
-PY_VERSION=$("$PYTHON" -c 'import sys; print(f"{sys.version_info.major}.{sys.version_info.minor}")')
-PY_MINOR=$("$PYTHON"  -c 'import sys; print(sys.version_info.minor)')
-PY_MAJOR=$("$PYTHON"  -c 'import sys; print(sys.version_info.major)')
-
-if [[ "$PY_MAJOR" -lt 3 || ( "$PY_MAJOR" -eq 3 && "$PY_MINOR" -lt "$MIN_PYTHON_MINOR" ) ]]; then
-    die "Python 3.${MIN_PYTHON_MINOR}+ required (found $PY_VERSION)."
-fi
-
-green "Python $PY_VERSION — OK"
-
-# ---------------------------------------------------------------------------
-# Create virtual environment
-# ---------------------------------------------------------------------------
-
-if [[ -d "$VENV_DIR" ]]; then
-    yellow "Virtual environment already exists at $VENV_DIR — skipping creation."
-else
-    echo "Creating virtual environment at $VENV_DIR …"
-    "$PYTHON" -m venv "$VENV_DIR"
-    green "Virtual environment created."
-fi
-
-# Activate
-# shellcheck source=/dev/null
-source "$VENV_DIR/bin/activate"
-
-# ---------------------------------------------------------------------------
-# Install dependencies
-# ---------------------------------------------------------------------------
-
-echo "Upgrading pip …"
-pip install --quiet --upgrade pip
-
-echo "Installing dependencies from requirements.txt …"
-pip install --quiet -r requirements.txt
-
-green "All dependencies installed."
-
-# ---------------------------------------------------------------------------
-# Done
-# ---------------------------------------------------------------------------
-
-echo ""
-green "Setup complete!"
-echo ""
-echo "  Activate the environment:   source .venv/bin/activate"
-echo "  Run first-time setup:       python mailrelay.py --setup"
-echo "  Start with Debug Logs:      python mailrelay.py --debug"
-echo "  Start MailRelay:            python mailrelay.py"
-echo ""