Refactor code structure for improved readability and maintainability; optimize performance in key functions.

etc/policy-gates.yaml.sample

@@ -0,0 +1,45 @@
+# Policy gate configuration sample for trust lattice evaluation.
+version: "1.0"
+trustLattice:
+  weights:
+    provenance: 0.45
+    coverage: 0.35
+    replayability: 0.20
+  freshness:
+    halfLifeDays: 90
+    floor: 0.35
+  conflictPenalty: 0.25
+
+gates:
+  minimumConfidence:
+    enabled: true
+    thresholds:
+      production: 0.75
+      staging: 0.60
+      development: 0.40
+    applyToStatuses:
+      - not_affected
+      - fixed
+
+  unknownsBudget:
+    enabled: true
+    maxUnknownCount: 5
+    maxCumulativeUncertainty: 2.0
+    escalateOnFail: true
+
+  sourceQuota:
+    enabled: true
+    maxInfluencePercent: 60
+    corroborationDelta: 0.10
+    requireCorroborationFor:
+      - not_affected
+      - fixed
+
+  reachabilityRequirement:
+    enabled: true
+    severityThreshold: CRITICAL
+    requiredForStatuses:
+      - not_affected
+    bypassReasons:
+      - component_not_present
+      - vulnerable_configuration_unused