Part 3 of Application -> Systemic move

src/core/Distro.pm

@@ -3,7 +3,7 @@
 # If you find errors for your hardware or OS distribution, please report them
 # with the values that you expected and how to get them in your situation.
 
-class Distro does Application{
+class Distro does Systemic{
     has Bool $.is-win;
     has Str $.release;
 

src/core/Kernel.pm

@@ -3,7 +3,7 @@
 # If you find errors for your hardware or OS distribution, please report them
 # with the values that you expected and how to get them in your situation.
 
-class Kernel does Application {
+class Kernel does Systemic {
     has $!hardware;
     has $!arch;
     has $!bits;

src/core/Systemic.pm

@@ -1,7 +1,28 @@
-role Application {
+role Systemic {
     has Str $.name;
     has Str $.auth;
     has Version $.version;
+    has Blob $.signature;
+    has Str $.desc;
+
+    submethod BUILD (
+      :$!name    = "unknown",
+      :$!auth    = "unknown",
+      :$!version = Version.new("unknown"),
+    ) {}
+    method gist { $!name ~ (" ($!version)" if $!version ne "vunknown") }
+    method Str  { $!name }
+}
+
+# Since we cannot see attributes of roles done by other roles, the below is
+# a copy of the above (minus .desc), instead of doing the Universal role in
+# Systemic (as is the spec).  Once we can see attributes of roles of roles
+# inside a class, we can fix this abomination.
+role Universal {
+    has Str $.name;
+    has Str $.auth;
+    has Version $.version;
+    has Blob $.signature;
 
     submethod BUILD (
       :$!name    = "unknown",

src/core/VM.pm

@@ -1,4 +1,4 @@
-class VM does Application {
+class VM does Systemic {
     has $.config;
 
     submethod BUILD (:$!name, :$!config) {