add core plugins thru store (#43085)

pkg/plugins/ifaces.go

@@ -18,11 +18,15 @@ type Store interface {
 	Plugins(ctx context.Context, pluginTypes ...Type) []PluginDTO
 
 	// Add adds a plugin to the store.
-	Add(ctx context.Context, pluginID, version string, opts AddOpts) error
+	Add(ctx context.Context, pluginID, version string) error
+	// AddWithFactory adds a plugin to the store.
+	AddWithFactory(ctx context.Context, pluginID string, factory backendplugin.PluginFactoryFunc, resolver PluginPathResolver) error
 	// Remove removes a plugin from the store.
 	Remove(ctx context.Context, pluginID string) error
 }
 
+type PluginPathResolver func() (string, error)
+
 type AddOpts struct {
 	PluginInstallDir, PluginZipURL, PluginRepoURL string
 }
@@ -66,11 +70,6 @@ type RendererManager interface {
 	Renderer() *Plugin
 }
 
-type CoreBackendRegistrar interface {
-	// LoadAndRegister loads and registers a Core backend plugin
-	LoadAndRegister(pluginID string, factory backendplugin.PluginFactoryFunc) error
-}
-
 type StaticRouteResolver interface {
 	Routes() []*StaticRoute
 }