feat(uniond): added snapshot subcommand (#716)

* feat: fully vendor cosmos-sdk

* chore: go vendor

* feat(uniond): added snapshots subcommand

* fix: do not force vendor all of cosmos-sdk

* chore: go vendor

uniond/cmd/uniond/cmd/root.go

@@ -20,6 +20,7 @@ import (
 	"github.com/cosmos/cosmos-sdk/client/flags"
 	"github.com/cosmos/cosmos-sdk/client/keys"
 	"github.com/cosmos/cosmos-sdk/client/rpc"
+	"github.com/cosmos/cosmos-sdk/client/snapshot"
 	"github.com/cosmos/cosmos-sdk/server"
 	serverconfig "github.com/cosmos/cosmos-sdk/server/config"
 	servertypes "github.com/cosmos/cosmos-sdk/server/types"
@@ -108,6 +109,11 @@ func initRootCmd(
 	initSDKConfig()
 
 	gentxModule := app.ModuleBasics[genutiltypes.ModuleName].(genutil.AppModuleBasic)
+
+	a := appCreator{
+		encodingConfig,
+	}
+
 	rootCmd.AddCommand(
 		genutilcli.InitCmd(app.ModuleBasics, app.DefaultNodeHome),
 		genutilcli.CollectGenTxsCmd(banktypes.GenesisBalancesIterator{}, app.DefaultNodeHome, gentxModule.GenTxValidator),
@@ -123,13 +129,10 @@ func initRootCmd(
 		tmcli.NewCompletionCmd(rootCmd, true),
 		debug.Cmd(),
 		config.Cmd(),
+		snapshot.Cmd(a.newApp),
 		// this line is used by starport scaffolding # root/commands
 	)
 
-	a := appCreator{
-		encodingConfig,
-	}
-
 	// add server commands
 	server.AddCommands(
 		rootCmd,