refactor(cv): centralize tailored templates

JobTrackerApi/Controllers/ProfileCvController.Pipeline.cs

@@ -73,15 +73,7 @@ public sealed partial class ProfileCvController : ControllerBase
             RenderOptions = new TailoredCvRenderOptions
             {
                 ShowPhoto = true,
-                AccentColor = templateId switch
-                {
-                    "harvard" => "brick",
-                    "auckland" => "emerald",
-                    "edinburgh" => "plum",
-                    "monarch" => "#7c2d12",
-                    "fjord" => "#0f4c5c",
-                    _ => "slate",
-                },
+                AccentColor = TailoredCvTemplateCatalog.Resolve(templateId).AccentColor,
                 SectionOrder = new List<string> { "summary", "skills", "experience", "education", "custom" },
             }
         });

JobTrackerApi/Controllers/ProfileCvController.cs

@@ -571,32 +571,10 @@ public sealed partial class ProfileCvController : ControllerBase
 
     private static string DescribeRewriteTemplate(string templateId)
     {
-        return templateId.ToLowerInvariant() switch
-        {
-            "harvard" => "Harvard template: refined, traditional, strong hierarchy, restrained and credible.",
-            "auckland" => "Auckland template: modern sidebar layout, crisp highlights, confident but readable.",
-            "edinburgh" => "Edinburgh template: polished editorial layout with stronger visual personality and premium spacing.",
-            "monarch" => "Monarch template: executive, premium, high-contrast emphasis on summary and leadership signals.",
-            "fjord" => "Fjord template: calm technical layout with clear information density and practical scanability.",
-            _ => "ATS Minimal template: clean, compact, scanner-friendly, and easy to tailor."
-        };
+        return TailoredCvTemplateCatalog.Resolve(templateId).RewriteGuidance;
     }
 
-    private static string NormalizeTemplateId(string? value)
-    {
-        var normalized = (value ?? string.Empty).Trim().ToLowerInvariant();
-        return normalized switch
-        {
-            "base" => "ats-minimal",
-            "legacy-text" => "ats-minimal",
-            "harvard" => "harvard",
-            "auckland" => "auckland",
-            "edinburgh" => "edinburgh",
-            "monarch" => "monarch",
-            "fjord" => "fjord",
-            _ => "ats-minimal"
-        };
-    }
+    private static string NormalizeTemplateId(string? value) => TailoredCvTemplateCatalog.NormalizeId(value);
 
     private static string? NormalizeRewriteSectionName(string? value)
     {
@@ -642,17 +620,16 @@ public sealed partial class ProfileCvController : ControllerBase
 
     private static IReadOnlyList<CvTemplateDescriptor> GetCvTemplateDescriptors()
     {
-        // 7-arg shape matches CvTemplateDescriptor in ProfileCvDtos.cs. The LayoutFamily/AtsRating
-        // fields the branch added here are deferred with the rest of the ATS-badge work (Phase 4).
-        return new[]
-        {
-            new CvTemplateDescriptor("ats-minimal", "ATS Minimal", "Scanner-friendly", "slate", "Compact, direct, and easy to parse.", "Best for broad application flows and recruiter scanning.", new List<string> { "Tight hierarchy", "Keyword-friendly", "Low visual risk" }),
-            new CvTemplateDescriptor("harvard", "Harvard", "Traditional", "brick", "Formal and restrained.", "Good for conservative hiring flows or academic-adjacent applications.", new List<string> { "Classic serif rhythm", "Strong chronology", "Credible tone" }),
-            new CvTemplateDescriptor("auckland", "Auckland", "Modern sidebar", "emerald", "Sharper highlights with a contemporary cadence.", "Pulls key strengths into a faster visual scan.", new List<string> { "Sidebar details", "Compact highlights", "Modern contrast" }),
-            new CvTemplateDescriptor("edinburgh", "Edinburgh", "Editorial", "plum", "More personality without losing clarity.", "Useful when the CV should feel polished and distinctive.", new List<string> { "Premium spacing", "Stronger personality", "Readable density" }),
-            new CvTemplateDescriptor("monarch", "Monarch", "Executive", "#7c2d12", "High-contrast leadership emphasis.", "Works well for senior, strategic, or client-facing roles.", new List<string> { "Executive summary weight", "Premium accenting", "Decision-maker friendly" }),
-            new CvTemplateDescriptor("fjord", "Fjord", "Technical", "#0f4c5c", "Calm, dense, technical layout.", "Optimized for engineering resumes with richer project and skills detail.", new List<string> { "Technical depth", "Dense but readable", "Practical hierarchy" }),
-        };
+        return TailoredCvTemplateCatalog.Templates
+            .Select(template => new CvTemplateDescriptor(
+                template.Id,
+                template.Title,
+                template.Tone,
+                template.AccentColor,
+                template.PreviewTagline,
+                template.PreviewSummary,
+                template.PreviewBullets.ToList()))
+            .ToList();
     }
 
     private TailoredCvRenderResult RenderProfileCv(TailoredCvDocument document, ApplicationUser user, string targetRole, string? companyName)