Add config profiles with inbound assignment for nodes.

Co-authored-by: Cursor <cursoragent@cursor.com>

internal/models/models.go

@@ -79,6 +79,8 @@ type Node struct {
 	SSHSecretEnc string     `json:"-"`
 	NodePort     int        `json:"node_port"`
 	SecretKey    string     `json:"-"`
+	ProfileID    *uuid.UUID `json:"profile_id,omitempty"`
+	ProfileName  string     `json:"profile_name,omitempty"`
 	Status       NodeStatus `json:"status"`
 	InstallMode  string     `json:"install_mode"` // auto | manual
 	LastError    string     `json:"last_error"`
@@ -105,10 +107,51 @@ func (n Node) StatusLabel() string {
 	}
 }
 
+func (n Node) ProfileIDString() string {
+	if n.ProfileID == nil {
+		return ""
+	}
+	return n.ProfileID.String()
+}
+
+type ConfigProfile struct {
+	ID          uuid.UUID `json:"id"`
+	Name        string    `json:"name"`
+	Description string    `json:"description"`
+	CreatedAt   time.Time `json:"created_at"`
+	UpdatedAt   time.Time `json:"updated_at"`
+
+	InboundCount int `json:"inbound_count"`
+	NodeCount    int `json:"node_count"`
+	Inbounds     []Inbound `json:"inbounds,omitempty"`
+}
+
+type Inbound struct {
+	ID           uuid.UUID `json:"id"`
+	ProfileID    uuid.UUID `json:"profile_id"`
+	Tag          string    `json:"tag"`
+	ProtocolID   uuid.UUID `json:"protocol_id"`
+	ProtocolCode string    `json:"protocol_code"`
+	ProtocolName string    `json:"protocol_name"`
+	Port         int       `json:"port"`
+	Network      string    `json:"network"`  // tcp, ws, grpc, quic, udp
+	Security     string    `json:"security"` // none, tls, reality
+	Listen       string    `json:"listen"`
+	Enabled      bool      `json:"enabled"` // definition enabled in profile
+	SortOrder    int       `json:"sort_order"`
+	Remark       string    `json:"remark"`
+	CreatedAt    time.Time `json:"created_at"`
+	UpdatedAt    time.Time `json:"updated_at"`
+
+	// Per-node activation when listed under a node
+	NodeEnabled bool `json:"node_enabled,omitempty"`
+}
+
 type DashboardStats struct {
 	ProtocolsTotal   int
 	ProtocolsEnabled int
 	AdminsTotal      int
 	NodesTotal       int
 	NodesOnline      int
+	ProfilesTotal    int
 }