feat(v2.7.0): add provenance, confidence, and reproducibility metadata

* add result provenance across major sections
* introduce confidence levels for ambiguous outputs
* distinguish observed facts from inferred summaries
* expand snapshot metadata for reproducibility
* improve error classification and partial snapshot handling
* include provenance and confidence in export
* add local notes for tracked domains and history

1 files changed, 3 insertions, 9 deletions

diff --git a/DomainDig/LookupRuntime.swift b/DomainDig/LookupRuntime.swift
index 08ea122..5db3134 100644
--- a/DomainDig/LookupRuntime.swift
+++ b/DomainDig/LookupRuntime.swift
@@ -79,15 +79,9 @@ actor LookupRuntime {
     }
 
     func availability(domain: String) async -> CachedLookupResult<DomainAvailabilityResult> {
-        await execute(
-            key: .domain(domain, .availability),
-            extract: { payload in
-                guard case let .availability(result) = payload else { return nil }
-                return result
-            },
-            operation: {
-                .availability(await DomainAvailabilityService.check(domain: domain))
-            }
+        CachedLookupResult(
+            value: await DomainAvailabilityService.check(domain: domain),
+            source: .live
         )
     }