feature: qSOFA Scoring & Sepsis Bundle Compliance

VigilCareClinicalAPI/Models/Records/Sepsis/QsofaOutcome.cs

@@ -0,0 +1,7 @@
+public enum QsofaOutcome
+{
+    NotQsofaCode,
+    InsufficientCriteria,
+    AlertCreated,
+    AlertAlreadyOpen
+}

VigilCareClinicalAPI/Models/Records/Sepsis/QsofaResult.cs

@@ -0,0 +1,11 @@
+// Discriminated result — allows tests and callers to assert the exact outcome
+// without inspecting PostgreSQL or Redis directly.
+public record QsofaResult(QsofaOutcome Outcome, int ActiveCriteria = 0)
+{
+    public static readonly QsofaResult NotQsofaCode       = new(QsofaOutcome.NotQsofaCode);
+    public static readonly QsofaResult AlertCreated     = new(QsofaOutcome.AlertCreated);
+    public static readonly QsofaResult AlertAlreadyOpen   = new(QsofaOutcome.AlertAlreadyOpen);
+
+    public static QsofaResult InsufficientCriteria(int count) =>
+        new(QsofaOutcome.InsufficientCriteria, count);
+}