fix!: preserve feature traces when owner lookup is unavailable (#8368)

* fix!: preserve feature traces when owner lookup is unavailable

* test: strengthen feature trace cancellation assertions

* fix: preserve feature trace provider readiness errors

* test: verify all feature trace reference sources

* test: verify IDA guidance at its owning boundary

* style: format feature trace regression

src/contracts/enhancedToolContracts.ts

@@ -80,7 +80,7 @@ export const ENHANCED_TOOL_CONTRACTS = [
   ...FUNCTION_WORKFLOW_TOOL_CONTRACTS,
   enhanced(
     "trace_feature",
-    "Trace the complete literal query, preserving spaces, through every matching string and procedure, their xrefs, and truthful containing-procedure resolution. Returns observations and residual unknowns without inferring reference kinds.",
+    "Trace the complete literal query, preserving spaces, through every matching string and procedure and their xrefs. Preserve an explicit unavailable owner for a non-retryable containment capability refusal. Returns observations and residual unknowns without inferring reference kinds; truncated only reports an observed reference cap.",
     enhancedInputSchemas.trace_feature,
   ),
   enhanced(

src/contracts/toolOutputSchemaGroups.ts

@@ -1,7 +1,7 @@
 import {
   nativeAddressListSchema,
   nativeObservationSourceSchemas,
-  containingProcedureResolutionSchema,
+  traceContainingProcedureSchema,
 } from "../domain/native/nativeObservation.js";
 import { overviewInventoryCoverageSchema } from "../domain/native/inventoryCoverage.js";
 import {
@@ -261,7 +261,7 @@ const literalTraceOutput = evidenceResultOf(
       z.object({
         target_address: z.string(),
         source_address: z.string(),
-        containing_procedure: containingProcedureResolutionSchema,
+        containing_procedure: traceContainingProcedureSchema,
       }),
     ),
     truncated: z.boolean(),