diff --git a/vendor/go.opentelemetry.io/otel/metric/asyncfloat64.go b/vendor/go.opentelemetry.io/otel/metric/asyncfloat64.go
new file mode 100644
index 0000000..b7fc973
--- /dev/null
+++ b/vendor/go.opentelemetry.io/otel/metric/asyncfloat64.go
@@ -0,0 +1,266 @@
+// Copyright The OpenTelemetry Authors
+// SPDX-License-Identifier: Apache-2.0
+
+package metric // import "go.opentelemetry.io/otel/metric"
+
+import (
+	"context"
+
+	"go.opentelemetry.io/otel/metric/embedded"
+)
+
+// Float64Observable describes a set of instruments used asynchronously to
+// record float64 measurements once per collection cycle. Observations of
+// these instruments are only made within a callback.
+//
+// Warning: Methods may be added to this interface in minor releases.
+type Float64Observable interface {
+	Observable
+
+	float64Observable()
+}
+
+// Float64ObservableCounter is an instrument used to asynchronously record
+// increasing float64 measurements once per collection cycle. Observations are
+// only made within a callback for this instrument. The value observed is
+// assumed the to be the cumulative sum of the count.
+//
+// Warning: Methods may be added to this interface in minor releases. See
+// package documentation on API implementation for information on how to set
+// default behavior for
+// unimplemented methods.
+type Float64ObservableCounter interface {
+	// Users of the interface can ignore this. This embedded type is only used
+	// by implementations of this interface. See the "API Implementations"
+	// section of the package documentation for more information.
+	embedded.Float64ObservableCounter
+
+	Float64Observable
+}
+
+// Float64ObservableCounterConfig contains options for asynchronous counter
+// instruments that record float64 values.
+type Float64ObservableCounterConfig struct {
+	description string
+	unit        string
+	callbacks   []Float64Callback
+}
+
+// NewFloat64ObservableCounterConfig returns a new
+// [Float64ObservableCounterConfig] with all opts applied.
+func NewFloat64ObservableCounterConfig(opts ...Float64ObservableCounterOption) Float64ObservableCounterConfig {
+	var config Float64ObservableCounterConfig
+	for _, o := range opts {
+		config = o.applyFloat64ObservableCounter(config)
+	}
+	return config
+}
+
+// Description returns the configured description.
+func (c Float64ObservableCounterConfig) Description() string {
+	return c.description
+}
+
+// Unit returns the configured unit.
+func (c Float64ObservableCounterConfig) Unit() string {
+	return c.unit
+}
+
+// Callbacks returns the configured callbacks.
+func (c Float64ObservableCounterConfig) Callbacks() []Float64Callback {
+	return c.callbacks
+}
+
+// Float64ObservableCounterOption applies options to a
+// [Float64ObservableCounterConfig]. See [Float64ObservableOption] and
+// [InstrumentOption] for other options that can be used as a
+// Float64ObservableCounterOption.
+type Float64ObservableCounterOption interface {
+	applyFloat64ObservableCounter(Float64ObservableCounterConfig) Float64ObservableCounterConfig
+}
+
+// Float64ObservableUpDownCounter is an instrument used to asynchronously
+// record float64 measurements once per collection cycle. Observations are only
+// made within a callback for this instrument. The value observed is assumed
+// the to be the cumulative sum of the count.
+//
+// Warning: Methods may be added to this interface in minor releases. See
+// package documentation on API implementation for information on how to set
+// default behavior for unimplemented methods.
+type Float64ObservableUpDownCounter interface {
+	// Users of the interface can ignore this. This embedded type is only used
+	// by implementations of this interface. See the "API Implementations"
+	// section of the package documentation for more information.
+	embedded.Float64ObservableUpDownCounter
+
+	Float64Observable
+}
+
+// Float64ObservableUpDownCounterConfig contains options for asynchronous
+// counter instruments that record float64 values.
+type Float64ObservableUpDownCounterConfig struct {
+	description string
+	unit        string
+	callbacks   []Float64Callback
+}
+
+// NewFloat64ObservableUpDownCounterConfig returns a new
+// [Float64ObservableUpDownCounterConfig] with all opts applied.
+func NewFloat64ObservableUpDownCounterConfig(
+	opts ...Float64ObservableUpDownCounterOption,
+) Float64ObservableUpDownCounterConfig {
+	var config Float64ObservableUpDownCounterConfig
+	for _, o := range opts {
+		config = o.applyFloat64ObservableUpDownCounter(config)
+	}
+	return config
+}
+
+// Description returns the configured description.
+func (c Float64ObservableUpDownCounterConfig) Description() string {
+	return c.description
+}
+
+// Unit returns the configured unit.
+func (c Float64ObservableUpDownCounterConfig) Unit() string {
+	return c.unit
+}
+
+// Callbacks returns the configured callbacks.
+func (c Float64ObservableUpDownCounterConfig) Callbacks() []Float64Callback {
+	return c.callbacks
+}
+
+// Float64ObservableUpDownCounterOption applies options to a
+// [Float64ObservableUpDownCounterConfig]. See [Float64ObservableOption] and
+// [InstrumentOption] for other options that can be used as a
+// Float64ObservableUpDownCounterOption.
+type Float64ObservableUpDownCounterOption interface {
+	applyFloat64ObservableUpDownCounter(Float64ObservableUpDownCounterConfig) Float64ObservableUpDownCounterConfig
+}
+
+// Float64ObservableGauge is an instrument used to asynchronously record
+// instantaneous float64 measurements once per collection cycle. Observations
+// are only made within a callback for this instrument.
+//
+// Warning: Methods may be added to this interface in minor releases. See
+// package documentation on API implementation for information on how to set
+// default behavior for unimplemented methods.
+type Float64ObservableGauge interface {
+	// Users of the interface can ignore this. This embedded type is only used
+	// by implementations of this interface. See the "API Implementations"
+	// section of the package documentation for more information.
+	embedded.Float64ObservableGauge
+
+	Float64Observable
+}
+
+// Float64ObservableGaugeConfig contains options for asynchronous counter
+// instruments that record float64 values.
+type Float64ObservableGaugeConfig struct {
+	description string
+	unit        string
+	callbacks   []Float64Callback
+}
+
+// NewFloat64ObservableGaugeConfig returns a new [Float64ObservableGaugeConfig]
+// with all opts applied.
+func NewFloat64ObservableGaugeConfig(opts ...Float64ObservableGaugeOption) Float64ObservableGaugeConfig {
+	var config Float64ObservableGaugeConfig
+	for _, o := range opts {
+		config = o.applyFloat64ObservableGauge(config)
+	}
+	return config
+}
+
+// Description returns the configured description.
+func (c Float64ObservableGaugeConfig) Description() string {
+	return c.description
+}
+
+// Unit returns the configured unit.
+func (c Float64ObservableGaugeConfig) Unit() string {
+	return c.unit
+}
+
+// Callbacks returns the configured callbacks.
+func (c Float64ObservableGaugeConfig) Callbacks() []Float64Callback {
+	return c.callbacks
+}
+
+// Float64ObservableGaugeOption applies options to a
+// [Float64ObservableGaugeConfig]. See [Float64ObservableOption] and
+// [InstrumentOption] for other options that can be used as a
+// Float64ObservableGaugeOption.
+type Float64ObservableGaugeOption interface {
+	applyFloat64ObservableGauge(Float64ObservableGaugeConfig) Float64ObservableGaugeConfig
+}
+
+// Float64Observer is a recorder of float64 measurements.
+//
+// Warning: Methods may be added to this interface in minor releases. See
+// package documentation on API implementation for information on how to set
+// default behavior for unimplemented methods.
+type Float64Observer interface {
+	// Users of the interface can ignore this. This embedded type is only used
+	// by implementations of this interface. See the "API Implementations"
+	// section of the package documentation for more information.
+	embedded.Float64Observer
+
+	// Observe records the float64 value.
+	//
+	// Use the WithAttributeSet (or, if performance is not a concern,
+	// the WithAttributes) option to include measurement attributes.
+	Observe(value float64, options ...ObserveOption)
+}
+
+// Float64Callback is a function registered with a Meter that makes
+// observations for a Float64Observable instrument it is registered with.
+// Calls to the Float64Observer record measurement values for the
+// Float64Observable.
+//
+// The function needs to complete in a finite amount of time and the deadline
+// of the passed context is expected to be honored.
+//
+// The function needs to make unique observations across all registered
+// Float64Callbacks. Meaning, it should not report measurements with the same
+// attributes as another Float64Callbacks also registered for the same
+// instrument.
+//
+// The function needs to be concurrent safe.
+type Float64Callback func(context.Context, Float64Observer) error
+
+// Float64ObservableOption applies options to float64 Observer instruments.
+type Float64ObservableOption interface {
+	Float64ObservableCounterOption
+	Float64ObservableUpDownCounterOption
+	Float64ObservableGaugeOption
+}
+
+type float64CallbackOpt struct {
+	cback Float64Callback
+}
+
+func (o float64CallbackOpt) applyFloat64ObservableCounter(
+	cfg Float64ObservableCounterConfig,
+) Float64ObservableCounterConfig {
+	cfg.callbacks = append(cfg.callbacks, o.cback)
+	return cfg
+}
+
+func (o float64CallbackOpt) applyFloat64ObservableUpDownCounter(
+	cfg Float64ObservableUpDownCounterConfig,
+) Float64ObservableUpDownCounterConfig {
+	cfg.callbacks = append(cfg.callbacks, o.cback)
+	return cfg
+}
+
+func (o float64CallbackOpt) applyFloat64ObservableGauge(cfg Float64ObservableGaugeConfig) Float64ObservableGaugeConfig {
+	cfg.callbacks = append(cfg.callbacks, o.cback)
+	return cfg
+}
+
+// WithFloat64Callback adds callback to be called for an instrument.
+func WithFloat64Callback(callback Float64Callback) Float64ObservableOption {
+	return float64CallbackOpt{callback}
+}