Add comprehensive CV verification checks and dashboard auto-refresh

- Add dashboard auto-refresh polling to update when processing completes
- Skip verification for freelance employers (but not contractors)
- Add incorporation date check (flags employment before company existed)
- Add dissolution date check (flags employment at dissolved companies)
- Add dormant company check (flags non-director roles at dormant companies)
- Add company size vs role check (flags senior roles at micro-entities)
- Add SIC code mismatch check (flags tech roles at non-tech companies)
- Add director verification against Companies House officers
- Add rapid career progression detection (3+ seniority jumps in <2 years)
- Add early career senior role detection (<2 years after education)
- Extend CompanyVerificationResult with flags and company data
- Add officers endpoint to Companies House client
- Fix null reference warning in Report.razor

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

src/TrueCV.Application/Interfaces/ICompanyVerifierService.cs

@@ -5,6 +5,7 @@ namespace TrueCV.Application.Interfaces;
 
 public interface ICompanyVerifierService
 {
-    Task<CompanyVerificationResult> VerifyCompanyAsync(string companyName, DateOnly? startDate, DateOnly? endDate);
+    Task<CompanyVerificationResult> VerifyCompanyAsync(string companyName, DateOnly? startDate, DateOnly? endDate, string? jobTitle = null);
     Task<List<CompanySearchResult>> SearchCompaniesAsync(string query);
+    Task<bool?> VerifyDirectorAsync(string companyNumber, string candidateName, DateOnly? startDate, DateOnly? endDate);
 }

src/TrueCV.Application/Models/CompanyVerificationResult.cs

@@ -10,4 +10,26 @@ public sealed record CompanyVerificationResult
     public string? VerificationNotes { get; init; }
     public DateOnly? ClaimedStartDate { get; init; }
     public DateOnly? ClaimedEndDate { get; init; }
+    public string? CompanyType { get; init; }
+    public string? ClaimedJobTitle { get; init; }
+    public bool? JobTitlePlausible { get; init; }
+    public string? JobTitleNotes { get; init; }
+
+    // Additional company data for verification checks
+    public string? CompanyStatus { get; init; }
+    public DateOnly? IncorporationDate { get; init; }
+    public DateOnly? DissolutionDate { get; init; }
+    public string? AccountsCategory { get; init; }
+    public List<string>? SicCodes { get; init; }
+
+    // Additional verification flags
+    public List<CompanyVerificationFlag> Flags { get; init; } = [];
+}
+
+public sealed record CompanyVerificationFlag
+{
+    public required string Type { get; init; }
+    public required string Severity { get; init; }
+    public required string Message { get; init; }
+    public int ScoreImpact { get; init; }
 }