feat: gitea: vendor + fix heatmap

package/gitea/source/modules/indexer/internal/indexer.go

@@ -0,0 +1,37 @@
+// Copyright 2023 The Gitea Authors. All rights reserved.
+// SPDX-License-Identifier: MIT
+
+package internal
+
+import (
+	"context"
+	"errors"
+)
+
+// Indexer defines an basic indexer interface
+type Indexer interface {
+	// Init initializes the indexer
+	// returns true if the index was opened/existed (with data populated), false if it was created/not-existed (with no data)
+	Init(ctx context.Context) (bool, error)
+	// Ping checks if the indexer is available
+	Ping(ctx context.Context) error
+	// Close closes the indexer
+	Close()
+}
+
+// NewDummyIndexer returns a dummy indexer
+func NewDummyIndexer() Indexer {
+	return &dummyIndexer{}
+}
+
+type dummyIndexer struct{}
+
+func (d *dummyIndexer) Init(ctx context.Context) (bool, error) {
+	return false, errors.New("indexer is not ready")
+}
+
+func (d *dummyIndexer) Ping(ctx context.Context) error {
+	return errors.New("indexer is not ready")
+}
+
+func (d *dummyIndexer) Close() {}