move dev scripts to tools/, migrate to bws, use example.com in docs

- Move new-app.sh, new-service.sh, remove-app.sh from scripts/ to tools/
- Migrate new-app.sh and remove-app.sh from bw to bws
- Replace real domains with example.com in documentation and help text

scripts/configure.sh

@@ -38,7 +38,7 @@ echo "==> Issuing SSL certificates..."
 # Stop nginx if running so certbot can bind to port 80
 docker stop nginx 2>/dev/null || true
 for conf in "$REPO_DIR"/docker/nginx/conf.d/*.conf; do
-    # Derive cert name from config filename (e.g. timothykim.net.conf -> timothykim.net)
+    # Derive cert name from config filename (e.g. example.com.conf -> example.com)
     cert_name=$(basename "$conf" .conf)
     domains=$(grep -oP 'server_name\s+\K[^;]+' "$conf" | tr ' ' '\n' | sort -u)
     if [ -z "$domains" ]; then