Test UI: show raid frames outside a raid

While /pt testui is on, every frame group shows whatever the real group
is, and Hide While Solo no longer hides the test frames, so raid layouts
can be tested solo or in a party. From fey/Puppeteer fix/testui-raid-frames.

Co-Authored-By: Claude Opus 5.5 <noreply@anthropic.com>
Claude-Session: https://claude.ai/code/session_019W3rwwTK1hwTEWHqsan2mV

PTUnitFrameGroup.lua

@@ -64,7 +64,9 @@ function PTUnitFrameGroup:New(name, environment, units, petGroup, profile, sortB
 end
 
 function PTUnitFrameGroup:EvaluateShown()
-    if self:CanShowInEnvironment(Puppeteer.CurrentlyInRaid and "raid" or "party") and self:ShowCondition() then
+    -- Test mode shows every group (raid groups too) whatever the real group is
+    local environment = Puppeteer.CurrentlyInRaid and "raid" or "party"
+    if (Puppeteer.TestUI or self:CanShowInEnvironment(environment)) and self:ShowCondition() then
         self:Show()
         self:UpdateUIPositions()
     else
@@ -77,7 +79,8 @@ function PTUnitFrameGroup:ShowCondition()
         return false
     end
 
-    if PTOptions.HideWhileSolo and (GetNumPartyMembers() == 0 and GetNumRaidMembers() == 0) then
+    if not Puppeteer.TestUI and PTOptions.HideWhileSolo
+            and (GetNumPartyMembers() == 0 and GetNumRaidMembers() == 0) then
         return false
     end