Deliver Step 1: Backend cleanup — secrets scrubbed, is_admin column, Telegram optional, crypto service, v4-v7 migrations, .env.example, setup.sh

setup.sh

@@ -0,0 +1,19 @@
+#!/bin/bash
+echo "💪 Diligence — Setup"
+
+if [ -f .env ]; then
+  echo ".env already exists. Delete it first to regenerate."
+  exit 1
+fi
+
+SECRET=$(openssl rand -hex 32)
+cp .env.example .env
+sed -i "s/^SECRET_KEY=.*/SECRET_KEY=${SECRET}/" .env
+
+echo "✅ .env created with random SECRET_KEY"
+echo ""
+echo "Next steps:"
+echo "  docker compose up -d"
+echo "  Open http://localhost"
+echo "  Register your account"
+echo "  Configure integrations via Settings or your AI agent"