Load local plugin for project when loading the project

internal/client/basis.go

@@ -12,6 +12,7 @@ import (
 
 	"github.com/hashicorp/vagrant-plugin-sdk/config"
 	"github.com/hashicorp/vagrant-plugin-sdk/helper/path"
+	"github.com/hashicorp/vagrant-plugin-sdk/helper/paths"
 	"github.com/hashicorp/vagrant-plugin-sdk/proto/vagrant_plugin_sdk"
 	"github.com/hashicorp/vagrant-plugin-sdk/terminal"
 	"github.com/hashicorp/vagrant/internal/server/proto/vagrant_server"
@@ -44,6 +45,11 @@ func (b *Basis) DetectProject() (p *Project, err error) {
 	if err != nil && status.Code(err) != codes.NotFound {
 		return
 	}
+	dataPath, err := paths.VagrantData()
+	if err != nil {
+		return
+	}
+	b.client.LoadLocalProjectPlugins(dataPath.Join(b.basis.Name, "project", p.project.Name).String())
 
 	if err == nil {
 		p.vagrantfile = v

internal/client/client.go

@@ -201,6 +201,10 @@ func (c *Client) UI() terminal.UI {
 	return c.ui
 }
 
+func (c *Client) LoadLocalProjectPlugins(path string) error {
+	return c.runner.LoadLocalProjectPlugins(path)
+}
+
 type clientConfig struct {
 	connectOpts []serverclient.ConnectOption
 }

internal/runner/runner.go

@@ -157,6 +157,7 @@ func New(opts ...Option) (*Runner, error) {
 }
 
 func (r *Runner) LoadLocalProjectPlugins(path string) error {
+	// TODO: should this check if the runner is local?
 	err := r.plugins.LoadLocalLegacyPlugins(
 		r.vagrantRubyClient, r.vagrantRubyRuntime, path)
 	return err