feat: generate nft protobuf

proto/cosmos/nft/v1beta1/event.proto

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+syntax = "proto3";
+package cosmos.nft.v1beta1;
+import "gogoproto/gogo.proto";
+
+option go_package = "github.com/cosmos/cosmos-sdk/x/nft";
+
+// EventSend is emitted on Msg/Send
+message EventSend {
+  string class_id = 1;
+  string id       = 2;
+  string sender   = 3;
+  string receiver = 4;
+}

proto/cosmos/nft/v1beta1/genesis.proto

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+syntax = "proto3";
+package cosmos.nft.v1beta1;
+
+import "gogoproto/gogo.proto";
+import "google/api/annotations.proto";
+import "cosmos/nft/v1beta1/nft.proto";
+
+option go_package = "github.com/cosmos/cosmos-sdk/x/nft";
+
+// GenesisState defines the nft module's genesis state.
+message GenesisState {
+  option (gogoproto.equal)           = false;
+  option (gogoproto.goproto_getters) = false;
+
+  // class defines the class of the nft type.
+  repeated cosmos.nft.v1beta1.Class classes = 1 [(gogoproto.nullable) = false];
+  repeated Entry                    entries = 2 [(gogoproto.nullable) = false];
+}
+
+// Entry Defines all nft owned by a person
+message Entry {
+  string   owner                       = 1;
+  repeated cosmos.nft.v1beta1.NFT nfts = 2 [(gogoproto.customname) = "NFTs", (gogoproto.nullable) = false];
+}

proto/cosmos/nft/v1beta1/nft.proto

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+syntax = "proto3";
+package cosmos.nft.v1beta1;
+
+import "google/protobuf/any.proto";
+import "gogoproto/gogo.proto";
+
+option go_package = "github.com/cosmos/cosmos-sdk/x/nft";
+
+// Class defines the class of the nft type.
+message Class {
+  option (gogoproto.goproto_getters) = false;
+  option (gogoproto.equal)           = false;
+
+  string id          = 1;
+  string name        = 2;
+  string symbol      = 3;
+  string description = 4;
+  string uri         = 5;
+}
+
+// NFT defines the nft.
+message NFT {
+  option (gogoproto.goproto_getters) = false;
+  option (gogoproto.equal)           = false;
+
+  string              class_id = 1;
+  string              id       = 2;
+  string              uri      = 3;
+  google.protobuf.Any data     = 10;
+}

proto/cosmos/nft/v1beta1/query.proto

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+syntax = "proto3";
+package cosmos.nft.v1beta1;
+
+import "cosmos/base/query/v1beta1/pagination.proto";
+import "gogoproto/gogo.proto";
+import "google/api/annotations.proto";
+import "cosmos/nft/v1beta1/nft.proto";
+
+option go_package = "github.com/cosmos/cosmos-sdk/x/nft";
+
+// Query defines the gRPC querier service.
+service Query {
+  // Balance queries the number of NFTs of a given class owned by the owner, same as balanceOf in ERC721
+  rpc Balance(QueryBalanceRequest) returns (QueryBalanceResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/balance/{class_id}/{owner}";
+  }
+
+  // Owner queries the owner of the NFT based on its class and id, same as ownerOf in ERC721
+  rpc Owner(QueryOwnerRequest) returns (QueryOwnerResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/owner/{class_id}/{id}";
+  }
+
+  // Supply queries the number of nft based on the class, same as totalSupply of ERC721
+  rpc Supply(QuerySupplyRequest) returns (QuerySupplyResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/supply/{class_id}";
+  }
+
+  // NFTsOfClass queries all NFTs of a given class or optional owner, similar to tokenByIndex in ERC721Enumerable
+  rpc NFTsOfClass(QueryNFTsOfClassRequest) returns (QueryNFTsOfClassResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/nfts/{class_id}";
+  }
+
+  // NFT queries an NFT based on its class and id.
+  rpc NFT(QueryNFTRequest) returns (QueryNFTResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/nfts/{class_id}/{id}";
+  }
+
+  // Class queries an NFT class based on its id
+  rpc Class(QueryClassRequest) returns (QueryClassResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/classes/{class_id}";
+  }
+
+  // Classes queries all NFT classes
+  rpc Classes(QueryClassesRequest) returns (QueryClassesResponse) {
+    option (google.api.http).get = "/cosmos/nft/v1beta1/classes";
+  }
+}
+
+// QueryBalanceRequest is the request type for the Query/Balance RPC method
+message QueryBalanceRequest {
+  string class_id = 1;
+  string owner    = 2;
+}
+
+// QueryBalanceResponse is the response type for the Query/Balance RPC method
+message QueryBalanceResponse {
+  uint64 amount = 1;
+}
+
+// QueryOwnerRequest is the request type for the Query/Owner RPC method
+message QueryOwnerRequest {
+  string class_id = 1;
+  string id       = 2;
+}
+
+// QueryOwnerResponse is the response type for the Query/Owner RPC method
+message QueryOwnerResponse {
+  string owner = 1;
+}
+
+// QuerySupplyRequest is the request type for the Query/Supply RPC method
+message QuerySupplyRequest {
+  string class_id = 1;
+}
+
+// QuerySupplyResponse is the response type for the Query/Supply RPC method
+message QuerySupplyResponse {
+  uint64 amount = 1;
+}
+
+// QueryNFTsOfClassRequest is the request type for the Query/NFTsOfClass RPC method
+message QueryNFTsOfClassRequest {
+  string                                class_id   = 1;
+  string                                owner      = 2;
+  cosmos.base.query.v1beta1.PageRequest pagination = 3;
+}
+
+// QueryNFTsOfClassResponse is the response type for the Query/NFTsOfClass and Query/NFTsOfClassByOwner RPC methods
+message QueryNFTsOfClassResponse {
+  repeated cosmos.nft.v1beta1.NFT        nfts       = 1;
+  cosmos.base.query.v1beta1.PageResponse pagination = 2;
+}
+
+// QueryNFTRequest is the request type for the Query/NFT RPC method
+message QueryNFTRequest {
+  string class_id = 1;
+  string id       = 2;
+}
+
+// QueryNFTResponse is the response type for the Query/NFT RPC method
+message QueryNFTResponse {
+  cosmos.nft.v1beta1.NFT nft = 1;
+}
+
+// QueryClassRequest is the request type for the Query/Class RPC method
+message QueryClassRequest {
+  string class_id = 1;
+}
+
+// QueryClassResponse is the response type for the Query/Class RPC method
+message QueryClassResponse {
+  cosmos.nft.v1beta1.Class class = 1;
+}
+
+// QueryClassesRequest is the request type for the Query/Classes RPC method
+message QueryClassesRequest {
+  // pagination defines an optional pagination for the request.
+  cosmos.base.query.v1beta1.PageRequest pagination = 1;
+}
+
+// QueryClassesResponse is the response type for the Query/Classes RPC method
+message QueryClassesResponse {
+  repeated cosmos.nft.v1beta1.Class      classes    = 1;
+  cosmos.base.query.v1beta1.PageResponse pagination = 2;
+}

proto/cosmos/nft/v1beta1/tx.proto

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+syntax = "proto3";
+package cosmos.nft.v1beta1;
+
+import "cosmos/nft/v1beta1/nft.proto";
+import "gogoproto/gogo.proto";
+
+option go_package = "github.com/cosmos/cosmos-sdk/x/nft";
+
+// Msg defines the nft Msg service.
+service Msg {
+  // Send defines a method to send a nft from one account to another account.
+  rpc Send(MsgSend) returns (MsgSendResponse);
+}
+// MsgSend represents a message to send a nft from one account to another account.
+message MsgSend {
+  option (gogoproto.goproto_getters)  = false;
+  option (gogoproto.goproto_stringer) = true;
+
+  string class_id = 1;
+  string id       = 2;
+  string sender   = 3;
+  string receiver = 4;
+}
+// MsgSendResponse defines the Msg/Send response type.
+message MsgSendResponse {}