app: add loopback multi-project registry

internal/app/chrome_model.go

@@ -6,6 +6,7 @@ import "github.com/hjbdev/patterm/internal/scratchpad"
 // ANSI output; this model is the serializable shape a client can draw locally.
 type chromeModel struct {
 	ProjectKey    string            `json:"project_key"`
+	ProjectName   string            `json:"project_name,omitempty"`
 	FocusedID     string            `json:"focused_id,omitempty"`
 	FocusedPad    string            `json:"focused_pad,omitempty"`
 	ActiveAgentID string            `json:"active_agent_id,omitempty"`
@@ -41,6 +42,7 @@ func buildChromeModel(projectKey string, view ClientView, children []*Child, pad
 	}
 	model := chromeModel{
 		ProjectKey:    projectKey,
+		ProjectName:   view.ProjectName,
 		FocusedID:     view.FocusedID,
 		FocusedPad:    view.FocusedPad,
 		ActiveAgentID: active,