Add umbrel-dev script

umbrel-dev

@@ -0,0 +1,28 @@
+#!/usr/bin/env bash
+set -euo pipefail
+
+show_help() {
+  cat << EOF
+umbrel-dev 0.0.0
+
+Automatically initialize and manage an Umbrel development environment.
+
+Usage: umbrel-dev <command> [options]
+
+Commands:
+    help                    Show this help message
+    init                    Initialize an Umbrel development environment in the working directory
+    up                      Boot the development VM
+    halt                    Halt the development VM
+    destroy                 Destroy the development VM
+    rebuild [<container>]   Rebuild all or a specific container
+    ssh                     Get an SSH session inside the development VM
+    run <command>           Run a command inside the development VM
+EOF
+}
+
+# Show help text if no args set or help is called
+if [[ -z ${1+x} ]] || [[ "$1" = "help" ]]; then
+  show_help
+  exit 1
+fi