add airtrail-wip, but I don't think I'll deploy it

airtrail-wip/uninstall.sh

@@ -0,0 +1,36 @@
+#!/bin/bash
+
+set -eu
+
+. ./env.sh
+services=("$CONTAINER_PREFIX-$CONTAINER_SERVICE.service"
+    "$CONTAINER_PREFIX-$CONTAINER_DB.service"
+)
+for service in "${services[@]}"; do
+    if systemctl --user list-units --full --all | grep -q "$service"; then
+        echo "Stopping $service..."
+        systemctl --user stop $service
+        echo "$service stopped."
+    fi
+done
+
+containers=(
+    "$CONTAINER_SERVER"
+    "$CONTAINER_DB"
+)
+for container in "${containers[@]}"; do
+    if podman container exists "$container"; then
+        echo "Stop and delete existing container $container"
+        if podman inspect -f '{{.State.Running}}' "$container" | grep -q true; then
+            podman stop "$container"
+        fi
+        podman rm "$container"
+    fi
+done
+
+for service in "${services[@]}"; do
+    systemctl --user disable --now $service
+    rm $USER_SYSTEMD/$service
+done
+
+sudo rm -rf $HAPROXY_CFG_DIR/services/$DOMAIN