fix(WP-0017/E5): Layer 3 error fixes — round 3 (24 files)

Int16→Int in score/stars functions; uuid-based readMay→UUID.fromText;
autoRefresh do-notation fix; id→\x->x ambiguity in HubRoutingRules;
MarketplaceDashboard replaced raw SQL with IHP query builder; optional
hub selector in TypeRegistry views via CanSelect (Text, Maybe Id) instance
added to Web.View.Prelude; import consolidations to Web.View.Prelude.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Web/View/GovernanceTemplates/New.hs

@@ -54,7 +54,7 @@ instance View NewView where
                     </label>
                     <textarea name="templateBody" rows="6"
                         class="w-full border border-gray-300 rounded px-3 py-2 text-sm font-mono"
-                        placeholder='{"steps": [], "questions": []}'></textarea>
+                        placeholder="{&quot;steps&quot;: [], &quot;questions&quot;: []}"></textarea>
                 </div>
                 <button type="submit"
                     class="text-sm bg-indigo-600 text-white px-4 py-2 rounded hover:bg-indigo-700">