feat(cv): redesign document editing with revision-safe letters and writing tools

JobTrackerApi.Tests/AccountDataExportTests.cs

@@ -56,6 +56,18 @@ public sealed class AccountDataExportTests
                 var otherApplication = new JobApplication { OwnerUserId = other.Id, CompanyId = company.Id, JobTitle = "OTHER_TENANT_PRIVATE" };
                 db.JobApplications.AddRange(application, otherApplication);
                 await db.SaveChangesAsync();
+                application.CoverLetterDocumentSettingsJson = "{\"senderName\":\"live-letter-design\"}";
+                db.CoverLetterVersions.Add(new CoverLetterVersion
+                {
+                    OwnerUserId = owner.Id, JobApplicationId = application.Id, Version = 1, Text = "historical body",
+                    DocumentSettingsJson = "{\"senderName\":\"history-letter-design\"}",
+                });
+                db.SubmittedApplicationPackages.Add(new SubmittedApplicationPackage
+                {
+                    OwnerUserId = owner.Id, JobApplicationId = application.Id, Version = 1, CoverLetterText = "frozen body",
+                    CoverLetterDocumentSettingsJson = "{\"senderName\":\"frozen-letter-design\"}",
+                    RenderedCoverLetterHtml = "<p>frozen-letter-render</p>",
+                });
 
                 var attachmentPath = Path.Combine(paths.AttachmentsRoot, application.Id.ToString(), "evidence.txt");
                 Directory.CreateDirectory(Path.GetDirectoryName(attachmentPath)!);
@@ -109,6 +121,10 @@ public sealed class AccountDataExportTests
                 Assert.Contains("Synthetic Owner", readable);
                 Assert.Contains("Readable application note", readable);
                 Assert.Contains("export-proof", readable);
+                Assert.Contains("live-letter-design", readable);
+                Assert.Contains("history-letter-design", readable);
+                Assert.Contains("frozen-letter-design", readable);
+                Assert.Contains("frozen-letter-render", readable);
                 Assert.DoesNotContain("OTHER_TENANT_PRIVATE", readable);
                 Assert.DoesNotContain("PASSWORD_HASH_MUST_NOT_EXPORT", readable);
                 Assert.DoesNotContain("SECURITY_STAMP_MUST_NOT_EXPORT", readable);