fix(escape): Escape double quotes and all other characters reliably

lib/mrsk/configuration/role.rb

@@ -58,7 +58,7 @@ class Mrsk::Configuration::Role
     def traefik_labels
       if running_traefik?
         {
-          "traefik.http.routers.#{config.service}.rule" => 'PathPrefix(\`/\`)',
+          "traefik.http.routers.#{config.service}.rule" => "PathPrefix(`/`)",
           "traefik.http.services.#{config.service}.loadbalancer.healthcheck.path" => config.healthcheck["path"],
           "traefik.http.services.#{config.service}.loadbalancer.healthcheck.interval" => "1s",
           "traefik.http.middlewares.#{config.service}.retry.attempts" => "3",

lib/mrsk/utils.rb

@@ -5,7 +5,7 @@ module Mrsk::Utils
   def argumentize(argument, attributes, redacted: false)
     Array(attributes).flat_map do |k, v|
       if v.present?
-        [ argument, redacted ? redact("#{k}=\"#{v}\"") : "#{k}=\"#{v}\"" ]
+        [ argument, redacted ? redact("#{k}=#{escape_bash_string v.to_s}") : "#{k}=#{escape_bash_string v.to_s}" ]
       else
         [ argument, k ]
       end
@@ -26,4 +26,8 @@ module Mrsk::Utils
   def redact(arg) # Used in execute_command to hide redact() args a user passes in
     arg.to_s.extend(SSHKit::Redaction) # to_s due to our inability to extend Integer, etc
   end
+
+  def escape_bash_string(string)
+    string.dump.gsub(/`/, '\\\\`')
+  end
 end