Publish inspection through one frozen history model

internal/engine/load.go

@@ -87,25 +87,22 @@ type Loaded[T any] struct {
 // Inspection owns frozen load snapshots and detached query state.
 type Inspection struct {
 	metadata         Metadata
+	history          *historyModel
 	sources          []SourceInfo
 	contexts         map[string]ResourceContext
 	diagnostics      []Diagnostic
-	baseline         *document.Node
-	input            *document.Node
-	inputOrigins     map[string]Origin
-	preCLI           *document.Node
-	preCLIOrigins    map[string]Origin
-	postDecodeApps   []historyApplication
 	final            *document.Node
-	immutableLookup  *documentLookup
-	resolution       []resolutionSnapshot
-	resolutionReplay []resolutionReplayGroup
-	applications     []historyApplication
-	inheritance      []inheritanceOperation
 	secrets          map[string]bool
 	secretReferences map[string]string
 }
 
+func (r *Inspection) documentLookup() *documentLookup {
+	if r == nil || r.history == nil {
+		return nil
+	}
+	return r.history.documentLookup
+}
+
 // Metadata returns detached effective presence, origin, and history records.
 func (r *Inspection) Metadata() Metadata {
 	if r == nil {
@@ -321,14 +318,6 @@ func executeLoadRequest[T any](request loadRequest[T], secrets SecretBinding, lo
 		accumulator.add(Diagnostic{Code: CodeExplainLimitExceeded, Severity: SeverityError, Message: "retained configuration history exceeds the node limit"})
 		return nil, accumulator.loadError()
 	}
-	historyApplications := make([]historyApplication, 0, len(inspection.applications)+len(inspection.postDecodeApps))
-	historyApplications = append(historyApplications, inspection.applications...)
-	historyApplications = append(historyApplications, inspection.postDecodeApps...)
-	if !addInspectionHistory(counter, inspection) {
-		accumulator.add(Diagnostic{Code: CodeExplainLimitExceeded, Severity: SeverityError, Message: "retained configuration history exceeds the node limit"})
-		return nil, accumulator.loadError()
-	}
-
 	// Detach resolver-borrowed values before reference mutation or validation.
 	configuration, ownershipIssue := detachLoadConfiguration(schema, resolved.configuration, cloneUnresolvedSecrets)
 	if ownershipIssue != nil {
@@ -355,5 +344,5 @@ func executeLoadRequest[T any](request loadRequest[T], secrets SecretBinding, lo
 	resolved.configuration = configuration
 	// Publication detaches equal-valued validator replacements, preserving the
 	// validated secret state, then finalizes metadata and sensitivity.
-	return publishLoadResult(schema, request.definition, resolved, inspection, historyApplications, secretResolution.references, &accumulator)
+	return publishLoadResult(schema, request.definition, resolved, inspection, secretResolution.references, &accumulator)
 }