Initial commit

scripts/validate-app-overlay.rb

@@ -0,0 +1,25 @@
+#!/usr/bin/env ruby
+# frozen_string_literal: true
+
+# Validate overlay YAML files parse as Hash.
+# Usage: ruby scripts/validate-app-overlay.rb [path]
+
+require 'yaml'
+
+path = ARGV[0] || 'config/app.staging.yml'
+unless File.exist?(path)
+  warn "Missing: #{path}"
+  exit 1
+end
+
+data = YAML.load_file(path)
+if data.is_a?(Hash)
+  puts "OK: #{path} => Hash (#{data.keys.size} top-level keys)"
+  puts "Keys: #{data.keys.join(', ')}"
+  exit 0
+end
+
+warn "FAIL: #{path} => #{data.class}"
+warn 'The file must start with key: value pairs (see config/app.staging.yml.example).'
+warn 'If you pasted only a password or IP, recreate the full file.'
+exit 1