Move GraphQL features functions to transport.go

Co-authored-by: SamMorrowDrums <4811358+SamMorrowDrums@users.noreply.github.com>

Author: Copilot

pkg/github/issues.go

@@ -1913,26 +1913,3 @@ func AssignCodingAgentPrompt(t translations.TranslationHelperFunc) inventory.Ser
 		},
 	)
 }
-
-// graphQLFeaturesKey is a context key for GraphQL feature flags.
-// These flags enable preview or experimental GitHub API features that are not yet GA.
-type graphQLFeaturesKey struct{}
-
-// withGraphQLFeatures adds GraphQL feature flags to the context.
-// The flags are read by GraphQLFeaturesTransport and sent as the GraphQL-Features header.
-// This is used internally by tool handlers that require experimental GitHub API features.
-func withGraphQLFeatures(ctx context.Context, features ...string) context.Context {
-	return context.WithValue(ctx, graphQLFeaturesKey{}, features)
-}
-
-// GetGraphQLFeatures retrieves GraphQL feature flags from the context.
-// This function is exported to allow custom HTTP transports (e.g., in remote servers)
-// to read feature flags and add them as the "GraphQL-Features" header.
-//
-// For most use cases, use GraphQLFeaturesTransport instead of calling this directly.
-func GetGraphQLFeatures(ctx context.Context) []string {
-	if features, ok := ctx.Value(graphQLFeaturesKey{}).([]string); ok {
-		return features
-	}
-	return nil
-}

pkg/github/transport.go

@@ -1,10 +1,34 @@
 package github
 
 import (
+	"context"
 	"net/http"
 	"strings"
 )
 
+// graphQLFeaturesKey is a context key for GraphQL feature flags.
+// These flags enable preview or experimental GitHub API features that are not yet GA.
+type graphQLFeaturesKey struct{}
+
+// withGraphQLFeatures adds GraphQL feature flags to the context.
+// The flags are read by GraphQLFeaturesTransport and sent as the GraphQL-Features header.
+// This is used internally by tool handlers that require experimental GitHub API features.
+func withGraphQLFeatures(ctx context.Context, features ...string) context.Context {
+	return context.WithValue(ctx, graphQLFeaturesKey{}, features)
+}
+
+// GetGraphQLFeatures retrieves GraphQL feature flags from the context.
+// This function is exported to allow custom HTTP transports (e.g., in remote servers)
+// to read feature flags and add them as the "GraphQL-Features" header.
+//
+// For most use cases, use GraphQLFeaturesTransport instead of calling this directly.
+func GetGraphQLFeatures(ctx context.Context) []string {
+	if features, ok := ctx.Value(graphQLFeaturesKey{}).([]string); ok {
+		return features
+	}
+	return nil
+}
+
 // GraphQLFeaturesTransport is an http.RoundTripper that adds GraphQL-Features
 // header based on context values set by withGraphQLFeatures.
 //