feature/1115 execute ucan token (#1177)

- **deps: remove tigerbeetle-go dependency**
- **refactor: remove unused landing page components and models**
- **feat: add pin and publish vault handlers**
- **refactor: move payment and credential services to webui browser
package**
- **refactor: remove unused credentials management components**
- **feat: add landing page components and middleware for credentials and
payments**
- **refactor: remove unused imports in vault config**
- **refactor: remove unused bank, DID, and DWN gRPC clients**
- **refactor: rename client files and improve code structure**
- **feat: add session middleware helpers and landing page components**
- **feat: add user profile registration flow**
- **feat: Implement WebAuthn registration flow**
- **feat: add error view for users without WebAuthn devices**
- **chore: update htmx to include extensions**
- **refactor: rename pin handler to claim handler and update routes**
- **chore: update import paths after moving UI components and styles**
- **fix: address potential server errors by handling and logging them
properly**
- **refactor: move vault config to gateway package and update related
dependencies**
- **style: simplify form styling and remove unnecessary components**
- **feat: improve UI design for registration flow**
- **feat: implement passkey-based authentication**
- **refactor: migrate registration forms to use reusable form
components**
- **refactor: remove tailwindcss setup and use CDN instead**
- **style: update submit button style to use outline variant**
- **refactor: refactor server and IPFS client, remove MPC encryption**
- **refactor: Abstract keyshare functionality and improve message
encoding**
- **refactor: improve keyset JSON marshaling and error handling**
- **feat: add support for digital signatures using MPC keys**
- **fix: Refactor MarshalJSON to use standard json.Marshal for Message
serialization**
- **fix: Encode messages before storing in keyshare structs**
- **style: update form input styles for improved user experience**
- **refactor: improve code structure in registration handlers**
- **refactor: consolidate signer middleware and IPFS interaction**
- **refactor: rename MPC signing and refresh protocol functions**
- **refactor: update hway configuration loading mechanism**
- **feat: integrate database support for sessions and users**
- **refactor: remove devnet infrastructure and simplify build process**
- **docs(guides): add Sonr DID module guide**
- **feat: integrate progress bar into registration form**
- **refactor: migrate WebAuthn dependencies to protocol package**
- **feat: enhance user registration with passkey integration and
improved form styling**
- **refactor: move gateway view handlers to internal pages package**
- **refactor: Move address package to MPC module**
- **feat: integrate turnstile for registration**
- **style: remove unnecessary size attribute from buttons**
- **refactor: rename cookie package to session/cookie**
- **refactor: remove unnecessary types.Session dependency**
- **refactor: rename pkg/core to pkg/chain**
- **refactor: simplify deployment process by removing testnet-specific
Taskfile and devbox configuration**
- **feat: add error redirect functionality and improve routes**
- **feat: implement custom error handling for gateway**
- **chore: update version number to 0.0.7 in template**
- **feat: add IPFS client implementation**
- **feat: Implement full IPFS client interface with comprehensive
methods**
- **refactor: improve IPFS client path handling**
- **refactor: Move UCAN middleware to controller package**
- **feat: add UCAN middleware to motr**
- **refactor: update libp2p dependency**
- **docs: add UCAN specification document**
- **refactor: move UCAN controller logic to common package**
- **refactor: rename exports.go to common.go**
- **feat: add UCAN token support**
- **refactor: migrate UCAN token parsing to dedicated package**
- **refactor: improve CometBFT and app config initialization**
- **refactor: improve deployment scripts and documentation**
- **feat: integrate IPFS and producer middleware**
- **refactor: rename agent directory to aider**
- **fix: correct libp2p import path**
- **refactor: remove redundant dependency**
- **cleanup: remove unnecessary test files**
- **refactor: move attention types to crypto/ucan package**
- **feat: expand capabilities and resource types for UCANs**
- **refactor: rename sonr.go to codec.go and update related imports**
- **feat: add IPFS-based token store**
- **feat: Implement IPFS-based token store with caching and UCAN
integration**
- **feat: Add dynamic attenuation constructor for UCAN presets**
- **fix: Handle missing or invalid attenuation data with
EmptyAttenuation**
- **fix: Update UCAN attenuation tests with correct capability types**
- **feat: integrate UCAN-based authorization into the producer
middleware**
- **refactor: remove unused dependency on go-ucan**
- **refactor: Move address handling logic to DID module**
- **feat: Add support for compressed and uncompressed Secp256k1 public
keys in didkey**
- **test: Add test for generating DID key from MPC keyshares**
- **feat: Add methods for extracting compressed and uncompressed public
keys in share types**
- **feat: Add BaseKeyshare struct with public key conversion methods**
- **refactor: Use compressed and uncompressed public keys in keyshare,
fix public key usage in tests and verification**
- **feat: add support for key generation policy type**
- **fix: correct typo in VaultPermissions constant**
- **refactor: move JWT related code to ucan package**
- **refactor: move UCAN JWT and source code to spec package**

x/did/types/accounts.go

@@ -9,7 +9,7 @@ import (
 	sdk "github.com/cosmos/cosmos-sdk/types"
 	"github.com/cosmos/cosmos-sdk/types/address"
 
-	"github.com/onsonr/sonr/pkg/core/transaction"
+	"github.com/onsonr/sonr/pkg/chain/transaction"
 	"github.com/onsonr/sonr/x/did/types/internal/accounts"
 )
 

x/did/types/address/bip32.go

@@ -0,0 +1,66 @@
+package address
+
+import (
+	"crypto/hmac"
+	"crypto/sha512"
+	"encoding/binary"
+	"errors"
+	"math/big"
+
+	"github.com/btcsuite/btcd/btcec/v2"
+)
+
+// ComputePublicKey computes the public key of a child key given the extended public key, chain code, coin type, and index.
+func ComputePublicKey(extPubKey []byte, chainCode []byte, coinType uint32, index int) ([]byte, error) {
+	// Check if the index is a hardened child key
+	if uint32(index) >= HardenedOffset {
+		return nil, errors.New("cannot derive hardened child key from public key")
+	}
+
+	// Serialize the public key
+	pubKey, err := btcec.ParsePubKey(extPubKey)
+	if err != nil {
+		return nil, err
+	}
+	pubKeyBytes := pubKey.SerializeCompressed()
+
+	// Serialize the index
+	indexBytes := make([]byte, 4)
+	binary.BigEndian.PutUint32(indexBytes, uint32(index))
+
+	// Compute the HMAC-SHA512
+	mac := hmac.New(sha512.New, chainCode)
+	mac.Write(pubKeyBytes)
+	mac.Write(indexBytes)
+	I := mac.Sum(nil)
+
+	// Split I into two 32-byte sequences
+	IL := I[:32]
+
+	// Convert IL to a big integer
+	ilNum := new(big.Int).SetBytes(IL)
+
+	// Check if parse256(IL) >= n
+	curve := btcec.S256()
+	if ilNum.Cmp(curve.N) >= 0 {
+		return nil, errors.New("invalid child key")
+	}
+
+	// Compute the child public key: pubKey + IL * G
+	ilx, ily := curve.ScalarBaseMult(IL)
+	childX, childY := curve.Add(ilx, ily, pubKey.X(), pubKey.Y())
+	lx := newBigIntFieldVal(childX)
+	ly := newBigIntFieldVal(childY)
+
+	// Create the child public key
+	childPubKey := btcec.NewPublicKey(lx, ly)
+	childPubKeyBytes := childPubKey.SerializeCompressed()
+	return childPubKeyBytes, nil
+}
+
+// newBigIntFieldVal creates a new field value from a big integer.
+func newBigIntFieldVal(val *big.Int) *btcec.FieldVal {
+	lx := new(btcec.FieldVal)
+	lx.SetByteSlice(val.Bytes())
+	return lx
+}

x/did/types/address/codec.go

@@ -0,0 +1,18 @@
+package address
+
+type CoinType uint32
+
+const (
+	// Hardened offset for BIP-44 derivation
+	HardenedOffset uint32 = 0x80000000
+
+	// Registered coin types for BIP-44
+	CoinTypeBitcoin  CoinType = CoinType(0 + HardenedOffset)
+	CoinTypeEthereum CoinType = CoinType(60 + HardenedOffset)
+	CoinTypeSonr     CoinType = CoinType(703 + HardenedOffset)
+)
+
+// Uint32 returns the coin type as a uint32.
+func (c CoinType) Uint32() uint32 {
+	return uint32(c)
+}

x/did/types/internal/accounts/api_builder.go

@@ -5,7 +5,7 @@ import (
 	"errors"
 	"fmt"
 
-	"github.com/onsonr/sonr/pkg/core/transaction"
+	"github.com/onsonr/sonr/pkg/chain/transaction"
 )
 
 var (

x/did/types/internal/accounts/context.go

@@ -8,7 +8,7 @@ import (
 	"cosmossdk.io/core/store"
 	sdk "github.com/cosmos/cosmos-sdk/types"
 
-	"github.com/onsonr/sonr/pkg/core/transaction"
+	"github.com/onsonr/sonr/pkg/chain/transaction"
 	"github.com/onsonr/sonr/x/did/types/internal/prefixstore"
 )
 

x/did/types/internal/accounts/encoding.go

@@ -8,7 +8,7 @@ import (
 	codectypes "github.com/cosmos/cosmos-sdk/codec/types"
 	"github.com/cosmos/gogoproto/proto"
 
-	"github.com/onsonr/sonr/pkg/core/transaction"
+	"github.com/onsonr/sonr/pkg/chain/transaction"
 )
 
 // ProtoMsgG is a generic interface for protobuf messages.

x/did/types/internal/accounts/implementation.go

@@ -9,8 +9,8 @@ import (
 	"github.com/cosmos/cosmos-sdk/codec"
 	gogoproto "github.com/cosmos/gogoproto/proto"
 
-	"github.com/onsonr/sonr/pkg/core/appmodule"
-	"github.com/onsonr/sonr/pkg/core/transaction"
+	"github.com/onsonr/sonr/pkg/chain/appmodule"
+	"github.com/onsonr/sonr/pkg/chain/transaction"
 )
 
 // Dependencies are passed to the constructor of a smart account.

x/did/types/internal/accounts/protoaccount.go

@@ -6,7 +6,7 @@ import (
 
 	"google.golang.org/protobuf/proto"
 
-	"github.com/onsonr/sonr/pkg/core/transaction"
+	"github.com/onsonr/sonr/pkg/chain/transaction"
 )
 
 // RegisterInitHandler registers an initialisation handler for a smart account that uses protobuf.