Resolve ConfigKit paths from declaration origins

internal/core/config/load.go

@@ -1,6 +1,8 @@
 package config
 
 import (
+	"path/filepath"
+
 	configkit "gitea.maximumdirect.net/eric/ConfigKit"
 )
 
@@ -8,26 +10,43 @@ import (
 // boundary. It is intentionally narrow: configuration discovery and CLI flag
 // parsing remain outside this package.
 type LoadOptions struct {
-	Profile   string
-	Overrides []configkit.Override
+	Profile             string
+	Overrides           []configkit.Override
+	InvocationDirectory string
 }
 
 // loadDocument is the private ConfigKit load boundary under construction.
 // Production commands continue to use the existing version 4 loader until the
 // runtime conversion and command wiring are complete.
 func loadDocument(path string, options LoadOptions) (*configkit.Result[Document], error) {
-	return loadDocumentSource(configkit.File(path), options)
+	return loadDocumentWithSource(configkit.File(path), options, true)
 }
 
 func loadDocumentSource(source configkit.Source, options LoadOptions) (*configkit.Result[Document], error) {
-	state := newDocumentLoadState()
+	return loadDocumentWithSource(source, options, false)
+}
+
+func loadDocumentWithSource(source configkit.Source, options LoadOptions, imports bool) (*configkit.Result[Document], error) {
+	state := newDocumentLoadState(options.InvocationDirectory)
 	return configkit.Load(source, configkit.Options[Document]{
 		Definition: documentDefinition(state),
+		Imports:    imports,
 		Profile:    options.Profile,
 		Overrides:  options.Overrides,
 	})
 }
 
+func cleanInvocationDirectory(value string) string {
+	if value == "" {
+		return ""
+	}
+	absolute, err := filepath.Abs(value)
+	if err != nil {
+		return ""
+	}
+	return filepath.Clean(absolute)
+}
+
 func documentDefinition(state *documentLoadState) configkit.Definition[Document] {
 	return configkit.Definition[Document]{
 		Defaults: documentDefaults,