feat: harden auth ops and deployment baseline

TaxBaik.Application/Services/InquiryStatusMapper.cs

@@ -0,0 +1,27 @@
+namespace TaxBaik.Application.Services;
+
+using TaxBaik.Domain.Enums;
+
+public static class InquiryStatusMapper
+{
+    public static string ToStorageValue(InquiryStatus status) => status switch
+    {
+        InquiryStatus.New => "new",
+        InquiryStatus.Contacted => "contacted",
+        InquiryStatus.Completed => "completed",
+        _ => throw new ArgumentOutOfRangeException(nameof(status), status, null)
+    };
+
+    public static bool TryParse(string? value, out InquiryStatus status)
+    {
+        status = value?.Trim().ToLowerInvariant() switch
+        {
+            "new" => InquiryStatus.New,
+            "contacted" => InquiryStatus.Contacted,
+            "completed" => InquiryStatus.Completed,
+            _ => default
+        };
+
+        return value?.Trim().ToLowerInvariant() is "new" or "contacted" or "completed";
+    }
+}