removed device_id from all entities except car. Replaced with car_id . Car -> device_id

server/internal/transport/codec.go

@@ -478,6 +478,7 @@ type CarWire struct {
 
 	CreatedMs int64 `json:"created_ms"`
 	UpdatedMs int64 `json:"updated_ms"`
+	DeviceID  *int  `json:"device_id,omitempty"`
 }
 
 // CarListRequest: payload { "scope": "all|system|public|private", "owner_id": "..." }.
@@ -519,6 +520,7 @@ type CarPatch struct {
 	ColorHex    *string      `json:"color_hex,omitempty"`
 	AvatarURL   *string      `json:"avatar_url,omitempty"`
 	Active      *bool        `json:"active,omitempty"`
+	DeviceID    *int         `json:"device_id,omitempty"`
 }
 
 // CarDeleteRequest: payload { "id": "..." }.