Add a minimal chain and placeholders for bond module (#1)

* Setup minimal chain

* Change app and command name

* Rename command folder

* Add run instructions

* Add placeholder files for bond module

* Missing new line

x/README.md

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+# `/x/{modules}`
+
+This directory contains the code for your chain custom modules.

x/bond/README.md

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+# bond

x/bond/codec.go

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+package bond
+
+import (
+	types "github.com/cosmos/cosmos-sdk/codec/types"
+)
+
+// RegisterInterfaces registers the interfaces types with the interface registry.
+func RegisterInterfaces(registry types.InterfaceRegistry) {
+	// TODO: Implement
+}

x/bond/errors.go

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+package bond
+
+import "cosmossdk.io/errors"
+
+var (
+	ErrIndexTooLong     = errors.Register(ModuleName, 2, "index too long")
+	ErrDuplicateAddress = errors.Register(ModuleName, 3, "duplicate address")
+	ErrInvalidBlack     = errors.Register(ModuleName, 4, "black address is invalid: %s")
+	ErrInvalidRed       = errors.Register(ModuleName, 5, "red address is invalid: %s")
+	ErrGameNotParseable = errors.Register(ModuleName, 6, "game cannot be parsed")
+)

x/bond/keeper/keeper.go

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+package keeper
+
+import (
+	"cosmossdk.io/core/address"
+	"github.com/cosmos/cosmos-sdk/codec"
+)
+
+// TODO: Add genesis.go?
+
+type Keeper struct {
+	cdc          codec.BinaryCodec
+	addressCodec address.Codec
+
+	// TODO: state management
+
+	// TODO: Later: add bond usage keepers
+}
+
+// NewKeeper creates a new Keeper instance
+// TODO: Implement
+func NewKeeper(cdc codec.BinaryCodec, addressCodec address.Codec) Keeper {
+	return Keeper{}
+}

x/bond/keeper/msg_server.go

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+package keeper
+
+type msgServer struct {
+	k Keeper
+}
+
+// TODO: Generate types
+// var _ bond.MsgServer = msgServer{}
+
+// NewMsgServerImpl returns an implementation of the module MsgServer interface.
+// func NewMsgServerImpl(keeper Keeper) bond.MsgServer {
+// 	return &msgServer{k: keeper}
+// }
+
+// TODO: Add write methods

x/bond/keeper/query_server.go

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+package keeper
+
+type queryServer struct {
+	k Keeper
+}
+
+// TODO: Generate types
+// var _ bond.QueryServer = queryServer{}
+
+// NewQueryServerImpl returns an implementation of the module QueryServer.
+// func NewQueryServerImpl(k Keeper) checkers.QueryServer {
+// 	return queryServer{k}
+// }
+
+// TODO: Add read methods

x/bond/keys.go

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+package bond
+
+const ModuleName = "bond"
+
+// TODO: Add required keys

x/bond/module/autocli.go

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+package module

x/bond/module/depinject.go

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+package module

x/bond/module/module.go

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+package module
+
+type Module struct {
+}

x/bond/params.go

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+package bond
+
+// TODO: Add required params types