Add v2 version to go module name

Replace all elements from `v2` to root directory.

Signed-off-by: Leonard Lyubich <leonard@nspcc.ru>

session/json.go

@@ -0,0 +1,129 @@
+package session
+
+import (
+	"github.com/nspcc-dev/neofs-api-go/v2/rpc/message"
+	session "github.com/nspcc-dev/neofs-api-go/v2/session/grpc"
+	"google.golang.org/protobuf/encoding/protojson"
+)
+
+func (c *ObjectSessionContext) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(c)
+}
+
+func (c *ObjectSessionContext) UnmarshalJSON(data []byte) error {
+	return message.UnmarshalJSON(c, data, new(session.ObjectSessionContext))
+}
+
+func (l *TokenLifetime) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(l)
+}
+
+func (l *TokenLifetime) UnmarshalJSON(data []byte) error {
+	return message.UnmarshalJSON(l, data, new(session.SessionToken_Body_TokenLifetime))
+}
+
+func (t *SessionTokenBody) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(t)
+}
+
+func (t *SessionTokenBody) UnmarshalJSON(data []byte) error {
+	msg := new(session.SessionToken_Body)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return t.FromGRPCMessage(msg)
+}
+
+func (t *SessionToken) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(t)
+}
+
+func (t *SessionToken) UnmarshalJSON(data []byte) error {
+	msg := new(session.SessionToken)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return t.FromGRPCMessage(msg)
+}
+
+func (x *XHeader) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(x)
+}
+
+func (x *XHeader) UnmarshalJSON(data []byte) error {
+	msg := new(session.XHeader)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return x.FromGRPCMessage(msg)
+}
+
+func (r *RequestMetaHeader) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(r)
+}
+
+func (r *RequestMetaHeader) UnmarshalJSON(data []byte) error {
+	msg := new(session.RequestMetaHeader)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return r.FromGRPCMessage(msg)
+}
+
+func (r *RequestVerificationHeader) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(r)
+}
+
+func (r *RequestVerificationHeader) UnmarshalJSON(data []byte) error {
+	msg := new(session.RequestVerificationHeader)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return r.FromGRPCMessage(msg)
+}
+
+func (r *ResponseMetaHeader) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(r)
+}
+
+func (r *ResponseMetaHeader) UnmarshalJSON(data []byte) error {
+	msg := new(session.ResponseMetaHeader)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return r.FromGRPCMessage(msg)
+}
+
+func (r *ResponseVerificationHeader) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(r)
+}
+
+func (r *ResponseVerificationHeader) UnmarshalJSON(data []byte) error {
+	msg := new(session.ResponseVerificationHeader)
+
+	if err := protojson.Unmarshal(data, msg); err != nil {
+		return err
+	}
+
+	return r.FromGRPCMessage(msg)
+}
+
+func (x *ContainerSessionContext) MarshalJSON() ([]byte, error) {
+	return message.MarshalJSON(x)
+}
+
+func (x *ContainerSessionContext) UnmarshalJSON(data []byte) error {
+	return message.UnmarshalJSON(x, data, new(session.ContainerSessionContext))
+}